1. A comparison of PBS and ENSI

3.  Authority and Accuracy TV Program Credits Paula S. Apsell, Senior Executive Producer Michael H. Amundson, Post Production Online Editor Kate Becker, Senior Researcher Laurie Cahalane, Coordinating Producer Linda Callahan, Production Coordinator Eileen Campion, Publicity Patrick Carey, Associate Producer, Post Production Linzy Emery, Compliance Manager Sarah Erlandson, Paralegal Janice Flood, Talent Relations Spencer Gentry, Post Production Online Editor Nathan Gunner, Post Production Manager Evan Hadingham, Senior Science Editor Scott Kardel, Esq., Talent Relations Alex Kreuter, Post Production Editor Karen Laverty, Account Manager Ray Loring, Additional NOVA Theme Music Victoria Louie, Publicity John Luker, NOVA Theme Music Rob Morsberger, Additional NOVA Theme Music Rebecca Nieto, Post Production Editor Alan Ritsko, Managing Director Susan Rosen, Legal Counsel Pamela Rosenstein, Development Producer David Condon, Development Producer The Caption Center, Closed Captioning Melanie Wallace, Senior Series Producer Walter Werzowa, NOVA Theme Music Musikvergnuegen, Inc., NOVA Theme Music yU + co., NOVA Series Graphics Website Credits Lauren Aguirre, Director of New Media Kristine Allington, Managing Producer Tim De Chant, Senior Digital Editor Allison Eck, Production Assistant Daniel Hart, Senior Developer Tyler Howe, Senior Designer Anna Rothschild, Digital Associate Producer Topic Title Image Credits (Ancient Worlds) © Ancient Egypt Research Associates ("AERA"), Photograph by Mark Lehner (Body & Brain) © Vasiliy Yakobchuk/iStockphoto (Evolution) © Eric Hood/iStockphoto (Military & Espionage) © Andrey Prokhorov/iStockphoto (Nature) © Yvette Sandham/iStockphoto (Physics & Math) © Andrey Prokhorov/iStockphoto (Planet Earth) Courtesy NASA Goddard Space Flight Center/Reto Stöckli (land surface, shallow water, clouds) and Robert Simmon (ocean color, compositing) (Space & Flight) © Brasil2/iStockphoto (Tech & Engineering) © Ivan Dinev/iStockphoto NOVA Education Credits Rachel Connolly, Director of Education Rachel Gesserman, Education Coordinator Maiken Lilley, Education Coordinator

4.  Up-to-Date

5.  Design Organization, and Ease of Use

6.  Purpose and Content

7.  Critique  Professional  Clean  Organized  Difficult font color

9.  Authority and Accuracy SITE INTEGRITY is maintained through the oversight by the three co-directors of ENSI: Dr. Jean Beard (Biology Ed.) Dr. Craig E. Nelson (Biology) Dr. Martin Nickels (Anthropology) and continuous feedback from the many ENSI and SENSI teachers, professors and other users of this site. Check the People section for photos and bios of these people.People section for photos and bios of these people.

10.  Up-to-date

11.  Design Organization, and Ease of Use

12.  Purpose  Content  Critique