Chuck Still, My Family ID founder, says the app stores everything law enforcement would need in locating a missing child or at-risk senior.

Tackling complex puzzles requires a different set of skills than simple writing tasks. Borrowing the non-linear techniques detectives use to organize data can help.

When Emily Morse from Devon found a photo featuring a mystery family while flicking through a second-hand book from a charity shop, she knew what she had to do. Launching a mission to reunite the ...