Books

We need leaders, and eventually we want to become a really good one. Often times it is confusing still. What distinguishes a manager from a leader? What distinguishes a leader from a technical one in today tech world?  This book walks through what makes or breaks a good technical leader - in a very opinionated manner.

Whether you thought that estimates were natural or you felt uncomfortable, whether you think you are a good estimator or if you think you are always wrong - you need to understand the why and the how of estimations. This book brilliantly unpacks the illusion of control, the skewed risk proposition and why we should abandon estimations in favour of modern business practices like feedback, embracing the unknown and being truly collaborative. Here is my case against estimates. (and some alternative ideas)

This book describes the process of analyzing data. The authors have extensive experience both managing data analysts and conducting their own data analyses, and this book is a distillation of their experience in a format that is applicable to both practitioners and managers in data science. Printed copies are available through Lulu.

This book teaches you to use R to effectively visualize and explore complex datasets. Exploratory data analysis is a key part of the data science process because it allows you to sharpen your question and refine your modeling strategies. This book is based on the industry-leading Johns Hopkins Data Science Specialization.

A book for Tech Leads, from Tech Leads. Discover how more than 35 Tech Leads find the delicate balance between the technical and non-technical worlds. Discover the challenges a Tech Lead faces and how to overcome them. You may be surprised by the lessons they have to share.

This book teaches the fundamental concepts and tools behind reporting modern data analyses in a reproducible manner. As data analyses become increasingly complex, the need for clear and reproducible report writing is greater than ever. The material for this book was developed as part of the industry-leading Johns Hopkins Data Science Specialization. Printed versions are available through Lulu (see link below).

You know how to build classes in Protégé. But do you know when to attach meaning — and when to wait?Volume 4 of "Mastering Ontology Engineering" introduces SKDL: the Semantic Knowledge Development Lifecycle. Seven stages. One discipline. Zero guesswork.From Aristotle to Description Logic. From taxonomy to executable knowledge.This is where pizza -> philosophy — and philosophy -> engineering.

AI is becoming part of everyday professional work. This practical, non-technical handbook will show you how to use it effectively to save time, improve the quality of your work, make better-informed decisions, and get more done. Learn what AI does well, where human judgement matters, and how to work confidently with AI in the real world.

Struggling to boost project throughput, align teams, and scale agile without chaos? Wolfram Müller, with 25 years of hands-on experience and over 530 hyper-productive projects, distills what every top manager wishes they knew earlier! How to harness FLOW, Agile, and the Theory of Constraints (TOC) for radical performance gains. This book is your shortcut—proven to elevate CIOs to "CIO of the Year" and empower managers to deliver 2–5x more with less stress. Packed with powerful templates, real-world tools like Critical Chain Project Management, and insights on self-organization, you’ll learn to transform delivery, unlock hidden capacity, and lead change without triggering corporate resistance. Skip the trial-and-error—get the system that works. Your leap in performance starts here.

Why are some developers on fire while others stall? You've implemented DORA, SPACE, DevEx—but still, performance varies wildly. The missing piece? Motivation. Developer Motivation offers a groundbreaking model: DMO = Joy + Discipline – Frustration. Created by veteran CTO and coach Stephan Schmidt, this book puts the developer—not the metric—at the center of productivity. Learn why joy matters, how discipline fuels progress, and how frustration silently kills momentum. Packed with stories from real teams, insights from decades of experience, and instantly actionable strategies, this book will help you build motivated, productive teams—and finally understand the "why" behind developer performance. Whether you're a CTO, engineering manager, or lead developer, this is your guide to higher performance through deeper understanding.

Discover how to transition into project management with "Transitioning to Project Management: Unlocking Your Potential with Transferable Skills and Practical Strategies." Learn to leverage everyday experiences for career success, navigate key dilemmas, and master stakeholder management.

Compilation of best practices for evaluating weak spots in your product and company and fostering a robust security culture within your organization.

Health, Wealth, Love, Meaning!

Is There a Six-Figure Freelance Developer in You?Leaving the Rat Race with Python shows you how to nurture, grow, and harness your work-from-home coding business online --- and live the good life!It's an insider's guide to freelance developing. Start your new thriving coding business now!