Ahead of his appearance at Gelf Magazine's Varsity Letters in New York City, Jack McCallum talks with Carl Bialik about his new book about the Lakers of the 1960s and '70s, and the Warriors of today.

Gelf Magazine: http://www.gelfmagazine.com/

Jack's website: http://jackmccallum.net/

Music by Lee Rosevere ('Southside'): https://leerosevere.bandcamp.com/album/music-for-podcasts-4