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David Niven
David Niven is the author of the popular book The 100 Simple Secrets of Happy People. He writes accessible guides focused on personal well-being and happiness.
The 100 Simple Secrets of Happy People
Discover the simple, science-backed secrets to a happier life. Social scientist David Niven distills over a thousand studies into 100 practical tips, explaining the psychology behind each one. Learn how to boost your life satisfaction and contentment with actionable advice.