Development Theory

De Brevitate Vitae (frequently referred to as On the Shortness of Life in English) is a moral essay written by Seneca the Younger, a Roman Stoic philosopher, to his father-in-law Paulinus. The philosopher brings up many Stoic principles on the nature of time, namely that men waste much of it in meaningless pursuits. According to the essay, nature gives man enough time to do what is really important and the individual must allot it properly.

The Nervous System Reset Collection combines two complete 28-day programs to help you reset, regulate, and restore your nervous system from the inside out. At the heart of this collection is the 28-Day Vagus Nerve Reset, your step-by-step guide to activating your body’s hidden superpower: the vagus nerve.

The United States is obsessed with virginity from the media to schools to government agencies. In The Purity Myth Jessica Valenti argues that the country’s intense focus on chastity is damaging to young women. Through in-depth cultural and social analysis, Valenti reveals that powerful messaging on both extremes ranging from abstinence curriculum to Girls Gone Wild infomercials place a young woman’s worth entirely on her sexuality. Morals are therefore linked purely to sexual behavior, rather than values like honesty, kindness, and altruism.

Finding evidence in new psychological research, the myth of Psyche and Cupid, Shakespeare’s plays, Freud’s case histories, Anne Frank’s diaries and contemporary novels, Carol Gilligan discovers that the roots of a more hopeful view of love are all around us.

A philosophical map for the labyrinth of modern life, Become Who You Are reveals a radically new theory of mental health and “the opposite of depression.” Drawing from the insights of Friedrich Nietzsche, Marcus Aurelius, and Abraham Maslow, along with hundreds of scientific findings, each moment will challenge your intuitions and catalyze personal evolution. If you're ready to embark on a transformative journey of personal growth and self-actualization, this book will be your guide.

You've tried positive thinking. You've white-knuckled your way through panic attacks. You've told yourself to "just relax" a thousand times. But what if your anxiety, shutdown, and stress responses aren't personal failures—they're intelligent biological strategies you can actually work with? Polyvagal Theory for Stress, Anxiety, and Trauma reveals the hidden language of your nervous system and gives you the roadmap to genuine, lasting regulation. Richard Banks translates cutting-edge neuroscience into simple, practical tools that work with your body, not against it.

Do you want to learn how to manage and overcome anxiety, jealousy, and conflicts and develop emotional intelligence and empathy in your relationships and with your family? Insecurities are triggered by actions and will produce powerful and painful emotions. These emotions decide how we behave, and behavior is one of the elements that influence a relationship. Build stronger relationships with strategies grounded in attachment theory. Attachment theory explores the different ways we develop connections with others.

How momfluencer culture impacts women psychologically as consumers, as performers of their stories, and as mothers On Instagram, the private work of mothering is turned into a public performance, generating billions of dollars. The message is simple: we’re all just a couple of clicks away from...

We normally don’t have any time, but when we finally do, we lack energy. On those rare occasions when we have energy outside of work, it is restless and difficult to harness towards meaningful goals. Starting from the realization that meaningful time is worthless without energy, the concept of “timenergy” points to something we all lack: large energy-infused blocks of repeatable time throughout the week.

With this unique and highly practical guide, you'll learn the science of attachment theory, and how to apply it to your coparenting relationship. Secure attachment refers to the bond between a parent and young child, which gives that child a stable and secure basis from which to negotiate life going forward. A child with a secure base can weather the storms of trauma and life changes—such as those caused by divorce—much more easily than a child who doesn't.

How to Use AI to Manifest Your Dreams reveals the groundbreaking intersection of ancient manifestation wisdom and cutting-edge AI technology. This isn't about positive thinking or wishful visualization—it's about using scientifically-proven methods amplified by artificial intelligence to systematically create the life you desire.

Best-selling author Naomi Wolf demythologizes motherhood and reveals the dangers of common assumptions about childbirth. With uncompromising honesty, she describes how hormones eroded her sense of independence, ultrasounds tested her commitment to abortion rights, and the keepers of the OB/GYN establishment lacked compassion. Wolf's courageous willingness to talk about the unexpected difficulties of childbirth will help every woman become a more knowledgeable planner of her pregnancy and better prepare her for the challenges of balancing a career, freedom, and a growing family.

Wondering how your attachment style impacts your dating life, relationships, and parenting your children? This workbook clarifies attachment theory basics and helps you change your emotional and familial dynamics. Offering practical exercises and insights, it aims to help you heal, connect, and understand yourself better.

Artificial intelligence is reshaping our world — this book gives you the knowledge and tools to use it effectively while understanding its societal impact. Written by an expert in AI governance, this guide makes cutting-edge technology accessible to all.

Natural Language Processing in Action is your guide to building machines that can read and interpret human language. In it, you'll use readily available Python packages to capture the meaning in text and react accordingly. The book expands traditional NLP approaches to include neural networks, modern deep learning algorithms, and generative techniques as you tackle real-world problems like extracting dates and names, composing text, and answering free-form questions.

You're no idiot, of course. You know Heisenburg's uncertainty principle has nothing to do with where you put your car keys. But modern cosmology is relatively complicated. The mystery of the universe definitely isn't one we can flip to the end to see whodunit. That hasn't stopped physicists...

A compelling story that will resonate with feminists who hope to change the world, one kind boy at a time This book is a true love letter, not only to Jha's own son but also to all of our sons and to the parents--especially mothers--who raise them.” —Ijeoma Oluo, author of So You Want to...

A full-scale investigation of the controversial and often misunderstood science of attachment theory, inspired by the author’s own experience as a parent and daughter. “A profound and beautiful work . . . searingly honest, brazenly fresh, and startlingly rich.”—Andrew Solomon, author of...

7 Secrets of Persuasion is the first book to take the latest scientific insights about the mind and apply them to the art of persuasion. It directly translates the revolution in neuroscience that has occurred over the last 40 years into practical new techniques for effective persuasion.

If meditation apps and self-help tips haven’t helped—and you still feel anxious or shut down—this workbook is your next step. Based on Polyvagal Theory, Somatic Practices, and Evidence-Based Tools, Nervous System Regulation Workbook is a hands-on manual for your body’s stress response. Imagine steady energy, calmer reactions, and feeling at home in your body. That’s biology you can train.