Time: the most familiar, and most mysterious quality of the physical universe. Theoretical physicist Brian Greene, PhD, has been challenged to explain the nature of time to 5 different people; a child, a teen, a college student, a grad student, and an expert. <br /><br />Director: Maya Dangerfield<br />Producer: Wendi Jonassen<br />Field Producer: Katherine Wzorek<br />Director of Photography: Charlie Jordan<br />Editor: Shandor Garrison<br />Host: Brian Greene<br />Level 1: Kayla Martini<br />Level 2: Maria Guseva<br />Level 3: Zain Kamal<br />Level 4: Alexander Novara<br />Level 5: Massimo Porrati<br /><br />Line Producer: Joseph Buscemi <br />Associate Producer: Paul Gulyas<br />Production Manager: Eric Martinez <br />Production Coordinator: Fernando Davila<br />Casting Producer: Nick Sawyer<br /><br />Camera Operator: Britney Berger<br />Gaffer: Gautam Kadian<br />Audio: Brett Van Deusen<br />Production Assistant: Nicole Gaitan<br />Hair/Makeup Artist: Yev Write-Mason <br /><br />Post Production Supervisor: Alexa Deutsch <br />Post Production Coordinator: Ian Bryant <br />Supervising Editor: Doug Larsen<br />Assistant Editor: Andy Morell