Free delivery on all orders to Malaysia
Get 10% off all year round! Join Thryft Club
Buy 3 Get Another Free On All Under RM33

Your cart

Your cart is empty

Check out these collections!

Bestselling Fiction
Bestselling Nonfiction
Bestselling Books for Children
Vintage and Rare Books
Vinyl Records
Women's Clothing
Men's Clothing

Stay in touch and win free books

Keep up with our latest sales and events, and receive
recommendations direct to your inbox. We'll only send the good stuff, promise!

By completing this form, you are signing up to receive our emails and can unsubscribe at any time

Science

35 Results

Switch between grid and list views for a better book browsing experience!
Genetics
Clear all

35 Results

No results

Genetics
Clear all
Biotechnology Unzipped: Promises and Realities - Thryft
Eric S. Grace, a Joseph Henry Press book  | Joseph Henry Press

Biotechnology Unzipped: Promises and Realities

RM33.21 MYR from RM14.55 MYR 64% off

Goodreads rating: 3.67

RM33.21 MYR from RM14.55 MYR 64% off

89% off est. retail

In stock: Very Good

If the intricate dance between science and ethics fascinates you, "Biotechnology Unzipped" could provide a rhythmic backdrop to your curiosity. Eric Grace has the knack for unpacking complex ideas for a reader like you, who might be keen to navigate the twists and turns of biotech’s promise against its actual performance, especially where it treads on the delicate grounds of morality and commerce. Whether your interests lie in medicine, environmental science, or the sheer power of genetic technology, this book could be the light in the dense forest of biotechnological advancements.
Genetics - Analysis And Principles With Olc - Thryft

Genetics - Analysis And Principles With Olc

RM29.48 MYR from RM14.55 MYR 61% off

RM29.48 MYR from RM14.55 MYR 61% off

In stock: Very Good

This book would be a good read for those who are curious about the inner workings of genetics and want to dive into the subject through an experimental approach. With engaging narratives that include real-life experiments, it allows readers to understand the scientific method while learning about genetic principles. Grab this book to unravel the secrets of genetics in an interactive and enlightening manner.
Synthetic Biology: A Lab Manual - Thryft
Anthony C Forster, Josefine Liljeruhm, Erik Gullberg  | World Scientific Pub Co Inc

Synthetic Biology: A Lab Manual

RM48.13 MYR from RM14.55 MYR 72% off

Goodreads rating: 3.29

RM48.13 MYR from RM14.55 MYR 72% off

91% off est. retail

In stock: Very Good

Synthetic Biology: A Lab Manual provides detailed protocols for laboratory work in synthetic biology, making it the ideal companion for non-specialists seeking to broaden their knowledge in the field. The manual also includes practical material suitable for students participating in the annual international Genetically Engineered Machine (iGEM) competition. With a highly successful course at Sweden's Uppsala University as its basis, this book is coauthored by one of the pioneers of synthetic biology and two bioengineering postgraduate students, and comes highly recommended by Harvard's George Church.
Clinical Approach to Medicine, A (2nd Edition) - Thryft
Yong Yau Ong | World Scientific Publishing Company

Clinical Approach to Medicine, A (2nd Edition)

RM193.65 MYR from RM104.10 MYR 47% off

Goodreads rating: 0.0

RM193.65 MYR from RM104.10 MYR 47% off

87% off est. retail

In stock: Well Read

If you're immersed in the medical field or simply have a fascination with how diseases present and are addressed in the Asia-Pacific region specifically, "A Clinical Approach to Medicine" offers invaluable insights. This is not just a textbook; it's a window into the varied and unique health challenges faced in this part of the world. It's particularly relevant for clinicians and students eager to understand medical practices and trends that are shaped by geographical and cultural factors distinct to the Asia-Pacific.
Life in Our Hands : A Christian Perspective On Genetics and Cloning - Thryft
John Rogers Searle, J.A. Bryant  | Ivp

Life in Our Hands : A Christian Perspective On Genetics and Cloning

RM22.01 MYR from RM14.55 MYR 59% off

Goodreads rating: 3.0

RM22.01 MYR from RM14.55 MYR 59% off

77% off est. retail

In stock: Well Read

Recommendation: This book provides a thought-provoking exploration of the ethical implications of genetic technology from a Christian perspective. With equal rigor in analyzing the Bible and biotechnology, John Bryant and John Searle help readers navigate the complex moral questions surrounding genetic modification, cloning, and gene therapy. If you're interested in understanding how Christian principles can guide our decision making in the realm of modern biology, this book is a must-read.
Gene Cloning and DNA Analysis - Thryft
Terence A. Brown | Wiley-blackwell

Gene Cloning and DNA Analysis

RM66.79 MYR from RM22.01 MYR 70% off

Goodreads rating: 4.19

RM66.79 MYR from RM22.01 MYR 70% off

87% off est. retail

In stock: Like New

This book is recommended for biology students or professionals who need an introductory guide to gene cloning and DNA analysis. It is highly informative and includes over 250 illustrations which helps to make the text easily understandable. The final chapters briefly cover the ethical implications of this technology in fields such as pharming, gene therapy, and GM crops.
It's Alive: The Coming Convergence of Information, Biology, and Business
Christopher Meyer, Stan Davis  | Crown Business

It's Alive: The Coming Convergence of Information, Biology, and Business

RM33.21 MYR from RM29.48 MYR 20% off

Goodreads rating: 3.74

RM33.21 MYR from RM29.48 MYR 20% off

80% off est. retail

In stock: Well Read

Considering "It's Alive," you're looking at a window into what's next for our economy, comparing the leap from Information Era to a profound molecular one. The book isn’t just projecting trends; it's giving you a grounded tour of the future, backed by real-world case studies. Reading this, you'd be gaining insights akin to those with a crystal ball during the tech boom—foreseeing how molecular evolution is set to shake up businesses just like the computer did.
Dismantling Evolution: Building the Case for Intelligent Design - Thryft
Ralph O. Muncaster | Harvest House Publishers

Dismantling Evolution: Building the Case for Intelligent Design

RM32.39 MYR from RM18.28 MYR 49% off

Goodreads rating: 3.67

RM32.39 MYR from RM18.28 MYR 49% off

71% off est. retail

In stock: Well Read

If you've been questioning the widespread teaching of Darwin's theory of evolution, "Dismantling Evolution" can offer you some intriguing perspectives. Muncaster uses developments in various scientific fields to challenge evolutionary theory and bolster the case for intelligent design. Engage with complex ideas presented in a digestible manner, and explore an alternative view on the origins of life that could reaffirm your faith or simply broaden your understanding of this ongoing debate.
Encyclopaedia of Methanogenesis: Ecology, Physiology, Biochemistry and Genetics - Thryft
Compiled by Koros Press Editorial Board, Satoshi Tamazawa et al Isabel Natalia Sierra-Garcia ,Roger E. Summons, Elizabeth Lira-Silva  | Koros Press Limited

Encyclopaedia of Methanogenesis: Ecology, Physiology, Biochemistry and Genetics

RM33.21 MYR from RM18.28 MYR 51% off

Goodreads rating: 0.0

RM33.21 MYR from RM18.28 MYR 51% off

In stock: Very Good

If you're delving into the intricate world of methanogenic archaea, this encyclopedia is indispensable. Not only does it cover the ecological aspects of these microorganisms, but it dives deep into their physiology, biochemistry, and genetics. You'll come away with a robust understanding that could propel your research or studies in microbial ecology and biotechnology.
A Life Decoded: My Genome: My Life
J. Craig Venter | Viking Adult

A Life Decoded: My Genome: My Life

RM59.33 MYR from RM40.67 MYR 34% off

Goodreads rating: 3.75

RM59.33 MYR from RM40.67 MYR 34% off

70% off est. retail

In stock: Well Read

If you're fascinated by the collision of personal drive and scientific breakthrough, "A Life Decoded" might just captivate you. Venter's story is not just a narrative of scientific achievement; it's a personal odyssey that defies the odds. It's for anyone who appreciates the human element in the pursuit of knowledge, and the transformative power of ambition and intellect in overcoming life's obstacles. Plus, it offers a front-row seat to the politics and drama that accompany major scientific endeavors.
Life at the Speed of Light : From the Double Helix to the Dawn of Digital Life - Thryft
J. Craig Venter | Little, Brown Book Group

Life at the Speed of Light : From the Double Helix to the Dawn of Digital Life

RM33.21 MYR from RM14.55 MYR 61% off

Goodreads rating: 3.86

RM33.21 MYR from RM14.55 MYR 61% off

89% off est. retail

In stock: Well Read

Picture a world where we can custom design new species—an idea both thrilling and daunting. J. Craig Venter, a giant in genomics, reveals the revolutionary potential of synthetic life in his book. If you're curious about how rewriting life’s code could transform our health, environment, and even evolution, Venter's insider view is a compelling window into these monumental changes that edge towards science fiction.
An Introduction To Genetic Analysis - Thryft
Susan R. Wessler, Anthony J.F. Griffiths, Sean B. Carroll  | W. H. Freeman

An Introduction To Genetic Analysis

RM22.01 MYR from RM14.55 MYR 59% off

Goodreads rating: 3.88

RM22.01 MYR from RM14.55 MYR 59% off

99% off est. retail

In stock: Well Read

Moving from the foundations of Mendelian genetics to the latest landmark experiments that define the field, Introduction to Genetic Analysis presents a variety of ways for you to learn and understand genetics.
The Casebook of Forensic Detection
Colin Evans | Wiley

The Casebook of Forensic Detection

RM55.59 MYR from RM40.67 MYR 30% off

Goodreads rating: 3.89

RM55.59 MYR from RM40.67 MYR 30% off

57% off est. retail

In stock: Well Read

If you've got a keen interest in the interplay between science and criminal justice, "The Casebook of Forensic Detection" can feed your curiosity. It's like dissecting history’s mysteries with a forensic toolkit. Each case offers a glimpse into the evolution of forensic science, making it a captivating read for anyone fascinated by how the tiniest details lead to monumental revelations in crime-solving.
The Science of You
Time-Life Books | Time Home Entertainment

The Science of You

RM18.28 MYR from RM14.55 MYR 34% off

Goodreads rating: 4.11

RM18.28 MYR from RM14.55 MYR 34% off

90% off est. retail

In stock: Well Read

If you've ever been curious about what makes you distinctly you, "The Science of You" is a must-read. It's a fascinating exploration that weaves together genetics, psychology, and sociology to reveal the building blocks of your identity. This book is perfect for anyone who enjoys understanding the complex dance between nature and nurture, providing insights that are sure to spark self-reflection and conversation.
Potentiate Your DNA: A Practical Guide to Healing & Transformation with the Regenetics Method - Thryft
Sol Luckman | Crow Rising Transformational Media

Potentiate Your DNA: A Practical Guide to Healing & Transformation with the Regenetics Method

RM48.13 MYR from RM25.75 MYR 46% off

Goodreads rating: 4.52

RM48.13 MYR from RM25.75 MYR 46% off

77% off est. retail

In stock: Very Good

If you're open to alternative healing modalities and intrigued by the nexus of genetics and consciousness, "Potentiate Your DNA" could be an illuminating read. Sol Luckman dives into the Regenetics Method, promising transformation through vocal codes. Imagine unlocking a layer of wellbeing that conventional medicine hasn't reached, all within your own genetic blueprint. This book is not just theoretical; it offers a practical guide you can apply to yourself and others, which can be particularly appealing if you're a hands-on learner or healer.
Hothouse People : Can We Create Super Human Beings? - Thryft
Jonathan Margolis, Jane Walmsley  | Pan Macmillan

Hothouse People : Can We Create Super Human Beings?

RM22.01 MYR from RM14.55 MYR 59% off

Goodreads rating: 3.0

RM22.01 MYR from RM14.55 MYR 59% off

52% off est. retail

In stock: Well Read

Recommendation: 1. This book is for those interested in genetics and the potential possibilities for human evolution. 2. The author explores the idea of genetic engineering and its viability for creating enhanced human beings. 3. The book delves into the ethical and social implications of such technology and raises important questions about our future as a species.
What Makes You Unique?: The Secret of Genes and Heredity - Thryft

What Makes You Unique?: The Secret of Genes and Heredity

RM29.48 MYR from RM14.55 MYR 61% off

RM29.48 MYR from RM14.55 MYR 61% off

89% off est. retail

In stock: Very Good

This book could be a good read for users who are curious about genetics and want to understand the science behind why individuals are unique. With compelling childhood anecdotes and vivid illustrations, Professor Lin He simplifies complex concepts and takes readers on an exciting journey to explore the secrets of genes and heredity. Get ready to uncover the mysteries of your own genetic code and gain a better understanding of what makes you uniquely you.
Biological Science 2 : Systems, Maintenance and Change - Thryft
Dennis J. Taylor, Nigel P.O. Green, Roland Soper  | Cambridge University Press

Biological Science 2 : Systems, Maintenance and Change

from RM14.55 MYR 20% off

Goodreads rating: 5.0

from RM14.55 MYR 20% off

94% off est. retail

In stock: Well Read

Biological Science 2: Systems, Maintenance and Change by N.P.O. Green is an excellent read for any biology enthusiast. The book offers comprehensive coverage of human health and disease, microbiology and biotechnology, and applications of genetics. The text also incorporates practical work and questions throughout the chapters, providing a hands-on learning experience. Overall, this book is a must-read for anyone looking to understand the fundamentals of biological science.
The life science - Thryft
Peter Medawar, Jean Medawar  | Paladin

The life science

RM33.21 MYR from RM14.55 MYR 64% off

Goodreads rating: 4.0

RM33.21 MYR from RM14.55 MYR 64% off

In stock: Well Read

If you're fascinated by the intricate dance of biology and existence, "The Life Science" sheds light on this enigma with approachable, thoughtful prose. Accessible yet profound, it's a gem for anyone hungry for a deeper understanding of what it means to live, grow, and adapt. Jean Medawar guides you through the marvels of life in a digestible way that bridges the gap between science and the human experience.
TIME The Science Of You - The Factors That Shape Your Personality - Thryft
Time-Life Books | Time Home Entertainment

TIME The Science Of You - The Factors That Shape Your Personality

RM22.01 MYR from RM14.55 MYR 59% off

Goodreads rating: 4.11

RM22.01 MYR from RM14.55 MYR 59% off

87% off est. retail

In stock: Like New

This book would be a good read for anyone who is curious to understand what makes them who they are. With a fascinating exploration of the science behind human development, it unravels the complex factors that shape our personality and thought patterns. From genetics and brain function to family and cultural influences, it offers intriguing insights into the science of YOU. Whether you are an introvert or an extrovert, lacking confidence or full of it, this book will help you understand yourself better and navigate the world around you. Get ready to uncover the hidden forces that make you unique!
Dinosaur DNA: A Non-Fiction Companion to the Films - Jurassic World - Thryft
Marilyn Easton | Scholastic Inc.

Dinosaur DNA: A Non-Fiction Companion to the Films - Jurassic World

RM33.21 MYR from RM18.28 MYR 46% off

Goodreads rating: 3.0

RM33.21 MYR from RM18.28 MYR 46% off

77% off est. retail

In stock: Well Read

If you've ever been mesmerized by the Jurassic World films and found yourself curious about the prehistoric creatures that roam the screen, "Dinosaur DNA" can satisfy that curiosity. Marilyn Easton bridges the gap between fiction and reality by explaining the true science that inspires those thrilling cinematic moments. Plus, the collectible dinosaur eggs make for a fun, interactive reading experience.
Principles Of Genetics - Thryft
Michael J. Simmons, John B. Jenkins, D. Peter Snustad  | Wiley

Principles Of Genetics

RM22.01 MYR from RM14.55 MYR 59% off

Goodreads rating: 3.67

RM22.01 MYR from RM14.55 MYR 59% off

In stock: Very Good

This book is a great read for anyone interested in genetics as it takes a dynamic and evolutionary approach to exploring the subject. It provides both historical and contemporary examples to illustrate the subject matter. The book gives a broad overview of genetics, and all the concepts are presented clearly and concisely.
Genetics: Analysis and Principles - Thryft

Genetics: Analysis and Principles

RM70.52 MYR from RM22.01 MYR 69% off

RM70.52 MYR from RM22.01 MYR 69% off

In stock: Very Good

Genetics: Analysis and Principles emphasizes the scientific method to give students the insight needed to develop scientific reasoning skills.
Healing One Cell At a Time Unlock Your Genetic Imprint to Prevent Disease and Live Healthy - Thryft
Gordon Crozier | Freiling Agency, Llc

Healing One Cell At a Time Unlock Your Genetic Imprint to Prevent Disease and Live Healthy

RM36.94 MYR from RM14.55 MYR 64% off

Goodreads rating: 4.13

RM36.94 MYR from RM14.55 MYR 64% off

77% off est. retail

In stock: Very Good

If you've felt let down by conventional medicine, Dr. Gordon Crozier's story in "Healing One Cell At a Time" might resonate with you. It's a testament to the power of integrative and genetic-based medicine, offering hope that you too can find ways to address health issues that haven't responded to standard treatments. This book is for anyone seeking a deeper understanding of how their unique genetic makeup can influence their path to wellness.
Concepts of Genetics : International Edition - Thryft

Concepts of Genetics : International Edition

RM81.71 MYR from RM25.75 MYR 72% off

Goodreads rating: 3.98

RM81.71 MYR from RM25.75 MYR 72% off

In stock: Very Good

Concepts of Genetics is a must-read for students pursuing an introductory course in genetics. The book has been updated with new coverage on genomics, bioinformatics, proteomics and more, making it an up-to-date resource for modern genetic studies. With clear and accessible language, the book offers an easy-to-understand solution to genetic problems and theories.
Genetic Rounds: A Doctor's Encounters in the Field That Revolutionized Medicine - Thryft
Robert Marion | Kaplan Publishing

Genetic Rounds: A Doctor's Encounters in the Field That Revolutionized Medicine

RM59.60 MYR from RM29.48 MYR 51% off

Goodreads rating: 4.18

RM59.60 MYR from RM29.48 MYR 51% off

53% off est. retail

In stock: Very Good

If you're drawn to the human side of medicine, you might find "Genetic Rounds" a compelling read. It's not every day that you get an inside look into the complexities pediatric geneticists face. Dr. Robert Marion’s experiences are rich with ethical quandaries, all delivered through narratives that showcase the resilience and challenges of his young patients. Read this for a journey into the emotional heart of a medical specialty that’s shaping our future.
Genome - The Autobiography Of A Species In 23 Chapters - Thryft
Matt Ridley | Fourth Estate Ltd

Genome - The Autobiography Of A Species In 23 Chapters

RM40.67 MYR from RM22.01 MYR 50% off

Goodreads rating: 4.05

RM40.67 MYR from RM22.01 MYR 50% off

In stock: Well Read

If you're intrigued by the fusion of science and storytelling, "Genome" could captivate you. Matt Ridley takes you on a journey along the chromosomes, making the complex world of genetics both accessible and engaging. Imagine unlocking the secrets of your very essence; Ridley gives you the metaphorical key.
Schaum's Outline Of Theory And Problems Of Genetics - Thryft
William Stansfield | Mcgraw-hill

Schaum's Outline Of Theory And Problems Of Genetics

RM22.01 MYR from RM14.55 MYR 59% off

Goodreads rating: 4.25

RM22.01 MYR from RM14.55 MYR 59% off

83% off est. retail

In stock: Well Read

This book is a great resource for anyone who is new to the field of genetics, as it breaks down complex concepts into easy-to-understand illustrations and solved problems. It covers a wide range of topics such as the physical basis of heredity, single gene inheritance, the genetics of sex, and linkage and chromosome mapping. The unique feature of this book is the new objective-type questions that challenge readers to apply their knowledge in different scenarios. Overall, this book is highly recommended for beginners who are looking for a comprehensive and engaging introduction to the world of genetics.
DNA Fingerprinting - The Ultimate Identity - Thryft

DNA Fingerprinting - The Ultimate Identity

RM29.48 MYR from RM14.55 MYR 61% off

Goodreads rating: 2.75

RM29.48 MYR from RM14.55 MYR 61% off

89% off est. retail

In stock: Very Good

Recommendation: DNA Fingerprinting offers an insightful look into the world of forensic investigation, conservation biology, and human genetics. Ron Fridell's engaging writing style and in-depth exploration of DNA fingerprinting make this book a must-read for science enthusiasts and those curious about the science behind identifying individuals through their DNA.
Membrane Systems - Analysis and Design : Applications in Biotechnology, Biomedicine and Polymer Science - Thryft
Wolf R. Vieth | Wiley-interscience

Membrane Systems - Analysis and Design : Applications in Biotechnology, Biomedicine and Polymer Science

RM115.29 MYR from RM29.48 MYR 74% off

Goodreads rating: 0.0

RM115.29 MYR from RM29.48 MYR 74% off

96% off est. retail

In stock: Well Read

Membrane Systems: Analysis and Design is an excellent resource for researchers working in the fields of biotechnology, biomedicine, or polymer science. The book offers a comprehensive approach to designing and analyzing membrane systems, making it an invaluable tool for those looking to create more efficient and effective systems. One of the most important chapters in the book is about recombinant cell reactors, which offer a complete description of the genetic control system and its stable functioning in a novel reactor configuration. Overall, Membrane Systems: Analysis and Design is a must-read for anyone looking to expand their knowledge of membrane technology.
GMOs Decoded: A Skeptic's View of Genetically Modified Foods - Thryft
Sold out
Marion Nestle, Sheldon Krimsky  | The Mit Press

GMOs Decoded: A Skeptic's View of Genetically Modified Foods

RM33.21 MYR from RM18.28 MYR 51% off

Goodreads rating: 3.1

RM33.21 MYR from RM18.28 MYR 51% off

73% off est. retail

Out of stock

If you're intrigued by the ongoing debates surrounding genetically modified foods, "GMOs Decoded" could be a timely and enlightening read for you. Sheldon Krimsky takes an impartial stance, guiding you through various perspectives while addressing health, safety, and environmental concerns associated with GMOs. This book promises a nuanced exploration that might clarify your understanding of the science and politics behind genetic engineering, perfect for anyone looking to form an educated opinion on the matter.
The Sun, The Genome, and The Internet : Tools of Scientific Revolution - Thryft
Sold out
Freeman Dyson | New York Public Library

The Sun, The Genome, and The Internet : Tools of Scientific Revolution

RM27.85 MYR from RM19.47 MYR 30% off

Goodreads rating: 3.81

RM27.85 MYR from RM19.47 MYR 30% off

52% off est. retail

Out of stock

The Sun, The Genome, and The Internet is a must-read for anyone interested in the potential of emerging technologies to make the world a better place. Dyson argues that solar energy, genetic engineering, and the internet have the power to create a more equal society, eliminating cultural isolation and restoring economic vitality to communities that have been devalued by globalization. His passionate conviction about the ethical uses of science make this book an inspiring call to action for people who want to be part of this transformative movement.
Beyond Genetics : Putting the Power of DNA to Work in Your Life - Thryft
Sold out

Beyond Genetics : Putting the Power of DNA to Work in Your Life

from RM27.37 MYR

Goodreads rating: 3.36

from RM27.37 MYR

67% off est. retail

Out of stock

Beyond Genetics is a must-read for those interested in the life-changing possibilities of genetic science. McGee provides a comprehensive overview of the rapidly-evolving field and offers a reassuring guide to the real-life choices everyone will face in the future. The book delves into the ethical and legal implications of genomics, discussing controversial topics such as patenting DNA and engineering at the supermarket. McGee's clear and accessible writing is perfect for both experts and amateurs alike. Overall, Beyond Genetics is a fascinating and informative read that will leave readers excited about the new possibilities of the genetic revolution.
50 Philosophy Of Science Ideas You Really Need To Know - Thryft
Sold out
Gareth Southwell | Quercus

50 Philosophy Of Science Ideas You Really Need To Know

from RM23.64 MYR

Goodreads rating: 3.76

from RM23.64 MYR

46% off est. retail

Out of stock

This book is perfect for anyone who wants to dive into the intricate world of science and philosophy. With concise explanations and thought-provoking insights, it unravels the complexities of scientific theories, shedding light on the fundamental principles and debates that have shaped our understanding of the world. Whether you're a science enthusiast or just curious about how science and philosophy intersect, this book will guide you through the fascinating journey of the philosophy of science.
Jacob's Ladder: The History of the Human Genome
Sold out
Henry Gee | W. W. Norton & Company

Jacob's Ladder: The History of the Human Genome

RM36.94 MYR from RM29.48 MYR 28% off

Goodreads rating: 3.61

RM36.94 MYR from RM29.48 MYR 28% off

73% off est. retail

Out of stock

If you're fascinated by what makes us uniquely human and yet so similar, "Jacob's Ladder" by Henry Gee is right up your alley. Gee explores the complexities of our genetic code with clarity, presenting the science of genomics in a way that's about understanding humanity, not just disease or individual traits. As you delve into the world of genes and their interactions, you'll find intriguing insights into both our development and what it means to be human.