publication date: Sunday, February 8, 2015 (part of Winter 2015)

category: Inventions

clue: This African would like people to keep talking about how he stored up his creative ideas for so long before using them.

explanation: Morrocan-born Yazami was an expert on batteries who invented part of the lithium ion batteries used in mobile phones around the world. more…

difficulty: hard

solved by: Russ Wilhelm and Steve West


Similar Goos

Ed Headrick

This inventor was steady when he became the founder of the IFA. Go »

Vince Lombardi

He led his team to multiple Super Bowl victories despite being color-blind. Go »

Aldo Zilli

He knows Italian food from A to Z, even if you can't quite place his accent. Go »

Justin Bieber

You wouldn't believe who's not a baby any more. Go »

David Lynch

His films have involved anthropomorphized pachyderms, missing roads, direct tales, paired mountaintops, and a street in Los Angeles. Go »

Al Sharpton

This activist has been a sharp critic of police treatment of African Americans, particularly in his native New York City. Go »