David Niven

David Niven, Ph.D., is the author of the best-selling 100 Simple Secrets book series.

He is distinct from the actor David Niven.

David Niven, Ph.D. specializes in writing accessible self-help books that distill scientific research into practical advice for everyday life.

His approach involves summarizing academic studies on topics like happiness and relationships, then presenting the findings in a user-friendly format.

Niven's books aim to bridge the gap between scholarly research and popular understanding, offering readers evidence-based strategies for personal growth and well-being.

His work has gained popularity for its straightforward presentation of complex psychological concepts.