a co-production of the WGBH/Nova Science Unit and Vulcan Productions, Inc. ; produced in association with Johns Hopkins University, Bloomberg School of Public Health ; written, produced and directed by Rob Whittlesey ; dramatic sequences produced by Dangerous Films, Ltd. ; executive producer (Vulcan Productions), Richard Hutton
a co-production of the WGBH/Nova Science Unit and Vulcan Productions, Inc. ; produced in association with Johns Hopkins University, Bloomberg School of Public Health ; written, produced and directed by Rob Whittlese