SEDS is led by Dr. Giovanni Fazio of the Harvard-Smithsonian Center for Astrophysics.
The team has 49 co-investigators, hailing from 29 institutions in 7 countries. See the complete list below.
| CfA: | Giovanni Fazio (PI), Lars Hernquist, Matt Ashby, Jiasheng Huang, Steve Willner, Joseph Hora, Zhong Wang, Howard Smith |
| IAA, Academia Sinica, Taiwan: | Lihwai Lin |
| IAP: | Andrea Cattaneo |
| MPIA: | Hans-Walter Rix, Arjen van der Wel |
| MPE: | Stijn Wuyts, Kirpal Nandra |
| NASA/GSFC: | Sasha Kashlinsky, Rick Arendt, John Mather, Harvey Moseley |
| NRC/HIA: | Luc Simard |
| OCIW: | T.J. Cox |
| Ohio State Univ.: | Haojing Yan |
| Oxford Univ.: | Dimitra Rigopoulou |
| Penn State Univ.: | Yuexing Li |
| ROE: | James Dunlop |
| STScI: | Anton Koekemoer, Kai Noeske |
| Stanford Univ./KIPAC: | Risa Wechsler |
| Swinburne Univ.: | Darren Croton |
| Texas A&M Univ.: | Casey Papovich |
| Tohoku Univ.: | Toru Yamada |
| Univ of Arizona: | Ben Weiner, Romeel Dave, Eiichi Egami |
| UC Santa Barbara: | Kristian Finlator |
| UC Santa Cruz: | Sandy Faber, David Koo, Raja Guhathakurta, Garth Illingworth, Rychard Bouwens, Kamson Lai |
| UC Riverside: | Gillian Wilson |
| Univ. of Chicago:/KICP: | Brant Robertson |
| UF Gainesville: | Vicki Sarajedini |
| Univ. of Leiden: | Ivo Labbe |
| UMass Amherst: | Houjun Mo |
| Univ. of Michigan: | Eric Bell |
| Univ. of Pittsburgh: | Jeff Newman |
| Univ. of Tokyo: | Masami Ouchi |
| Univ. of Western Ontario: | Pauline Barmby |