Originally from Wisconsin, John Zeratsky worked for a few years at Google, then YouTube, and finally Google Ventures, where he supported some of the company's most promising investments. He co-authored Sprint, the bestseller written with his friend Jake Knapp, as well as several contributions in publications, such as Time, The Wall Street Journal, and Wired, amongst others. After travelling for two years with his wife aboard their boat, John went on to work as an investment consultant, even giving classes at institutes such as Harvard University and the London School of Economics. In 2020, he co-founded Character, a company that invests in startups.
Braden Kowitz is a cofounder of Range, a consulting company for startups that counsels them on innovation and development processes.
Jake Knapp has worked between Google and Google Ventures for more than ten years; as a designer, he co-founded Google Meet and helped create products such as Microsoft Encarta and Gmail. He published the bestseller, Sprint, with John Zeratsky, and has been a guest lecturer at prestigious institutions, such as MIT and Harvard Business School. Thanks to his experience in time management strategy, he has worked as a coach at around 150 companies, including Lego, Slack, Uber, NASA, and Ideo. Today, he lives in San Francisco with his wife and two children, and manages Time Dorks, a newsletter dedicated to time management, with Zeratsky.