David Stone
Founder & Euro Editor
Navigating Apps with Changes in Memory: Join Our Study
December 2, 2025
Weill Cornell Medicine seeks older adults with mild memory loss for a study on improving navigation apps. Participation is valuable,...
At what age are people usually happiest? New research offers surprising clues
Would you choose to be nine years old, absolved of life’s most tedious responsibilities, and instead able to spend your days playing with friends and practicing your times tables? Or would you choose your early 20s, when time feels endless…
Meaning of Freedom On The Path To Your Happiest Life
What is the meaning of freedom for life? Is freedom something you value? Is it something we have, earn or lose? Or does it stick, like it or not?
World’s Happiest Man Does An Interview In The Now
The World’s Happiest Man Interview took place because, when I heard about him, I wanted more. Not just about him but also that elusive condition — happiness — no one defines in exactly the same way. By David Stone Assorted…
50 Trillion Versions Make Up the Puzzle of You
50 Trillion Versions of You… or more! No matter how many times we hear that number. No matter how easily the words spin off our lips. It’s so big we can probably never grasp it in a practical way. But…
A Million Different Things… And Night, The Endless Story
That’s what life is, you know, a ramble. I changed my thinking a while back about how all that apparent motion goes. Like most, I’ve thought of my life’s course as passing along a trail, following a thread with a…
David Stone
Founder & Euro Editor