Richard Carlson (May 16, 1961 -- December 13, 2006) was an American author, psychotherapist, and motivational speaker. His book, Do n't Sweat the Small Stuff... and it 's all Small Stuff (1997), was USA Today 's bestselling book for two consecutive years. and spent over 101 weeks on the New York Times Best Seller list. It was published in 135 countries and translated into Latvian, Polish, Icelandic, Serbian and 26 other languages. Carlson went on to write 20 books.
who wrote don't sweat the small stuff
Richard Carlson