For more than 20 years — and after working with more than 10,000 participants who attended my Kaizen workshops — I’ve refined a simple yet powerful tool that makes problem-solving useful for everyone.

Learn a clear, step-by-step approach to solving coding problems—from understanding the prompt and planning an algorithm to ...

If there are nine people in a room and every person shakes hands exactly once with each of the other people, how many handshakes will there be? How can you prove your answer is correct using a model ...

Perhaps sparked by the now-forgotten recession, I’m seeing a new era of the entrepreneur, with startups springing up all around. Based on my own mentoring and investing experience, the best ...

Analytical, detail-focused thinkers thrive in today’s job market, with careers in data, finance, technology and engineering ...