Matt Killingsworth is a well-rounded professional with expertise in psychology and technology. He has a Ph.D. in psychology from Harvard University, where he conducted a groundbreaking study on happiness and how it relates to the mind wandering phenomenon. Furthermore, he has designed various technological tools that help capture people's mental states and experiences in real-time. His work has been featured in prestigious publications such as The New York Times, The Washington Post, Time Magazine, and CNN, among others.

Apart from his academic achievements, Killingsworth co-founded a startup called Track Your Happiness, which aims to empower people to track and analyze their wellbeing. He also worked at Google as a software engineer, where he developed ways to help people use technology to become more mindful and aware of their emotions.

Overall, Killingsworth is regarded as an innovative thinker who is passionate about improving people's mental health and wellbeing. He stands at the intersection of psychology and technology, bringing research and empirical data to practical applications that help people lead happier lives.