Chen Shachar, CEO and cofounder of the sports video and technology company PlaySight, tells host Carl Bialik about how video is revolutionizing tennis training and performance in the same way it did the Israeli Air Force: by showing people who they really are and what they really did.

Thirty Love is produced and edited by Jorge Estrada, with music by Lee Rosevere.

Chen on Twitter: https://twitter.com/chenshachar

PlaySight on Twitter: https://twitter.com/PlaySight

Playsight's website: https://playsight.com/

Carl's 2017 article on PlaySight: http://www.tennisabstract.com/blog/2017/04/07/little-data-big-potential/