Kick off your book project in 3 hours! Live workshop on Zoom. You’ll leave with a real book project, progress on your first chapter, and a clear plan to keep going. Saturday, June 6, 2026. Learn more…
This course introduces mediation and moderation analysis using R, covering interaction effects, path analysis, SEM, and causal mediation. Gain the skills to separate mediating vs moderating variables, and state-of-the-art methods such as Structural Equation Modelling and causal mediation.
Learn All The Things!
What does it really mean to “observe” the Universe? This course trains you to think like an observational astronomer, moving from intuition to first-principles reasoning about light and matter, plus interactions between them. You will build a coherent picture of astrophysics by following real observational clues and turning data into explanations.
Most enterprises can deliver fast, but few can adapt at scale.The Cybernetic Enterprise introduces a unifying operating model that embeds AI, feedback loops, and platform thinking into the DNA of your organization. Learn how to build a system that senses change, learns continuously, and transforms disruption into strategic advantage.
"Secure Android Design & Development" is an effort to provide a compiled guideline that collects cybersecurity principles, threat modeling, the Android security model, compilers, and tools together to make it possible to design and develop more securely from the HAL layer to the application layer.
"Introduction to Terra" teaches you the essential concepts you need to know about Terra, a scalable platform for biomedical research. You'll learn Terra's mission, basic cloud computing concepts, how to get your account set up, how to get help, and more.
Want to write maintainable and reliable code in C#? Then take this course right now!
Afraid of C# puzzles trying to pass an interview? Then this course is for you!
Do you want to write clean and maintainable applications in C#? Then this course is for you!
Learn how to use R confidently for real social research. This hands-on course guides you through data wrangling in R, data visualisation in R, and core statistical methods using practical examples with real-world data. Build a solid R workflow you can apply to your own data right away.
Attention: Read the note below!Boost your SysML v2 skills and pass the Model User Certification Exam with confidence. Prepare for the exam with sample questions from Tim Weilkiens and Vince Molnar. This Leanpub course focuses on what the exam expects. Detailed explanations are available in the companion “The SysML v2 Book”.
Create structured data in a human readable data format
Do you want to double your coding speed in Visual Studio with or without R#? Then this course is for you!
Learn the basics of the GUTS framework, and how to apply it to analyse toxicity data and make risk predictions for field situations. This short on-line course guides you through the user-friendly openGUTS software (open source and freely downloadable Windows executable).
Want to improve your skills in building software architecture through the functional design in C#? Then this course is for you!