ner_tags: O O O O O B-Person I-Person I-Person O O O O O O O B-Person I-Person O O O O O O O O O O O O O O O O B-Person I-Person B-Person I-Person B-Person I-Person O B-Person I-Person O O O O O O O O O B-Person I-Person O O B-Organization I-Organization O O O B-Person O O O O B-Organization I-Organization O O B-Organization I-Organization I-Organization B-Fellowship I-Fellowship I-Fellowship I-Fellowship B-Person O O O O O B-Organization I-Organization I-Organization I-Organization I-Organization O B-Observatory I-Observatory O O O B-Organization I-Organization O O O O O O B-Organization I-Organization I-Organization B-Grant O O O O B-Organization I-Organization I-Organization I-Organization O O B-Organization I-Organization I-Organization I-Organization O B-Observatory I-Observatory I-Observatory I-Observatory O O O O O B-Organization I-Organization I-Organization O O O O O B-Organization I-Organization I-Organization O O B-Survey O O O O O B-Organization I-Organization I-Organization I-Organization O O O O B-Organization I-Organization I-Organization O O B-Location B-Organization I-Organization I-Organization I-Organization I-Organization I-Organization O B-Survey O O O B-URL O O O O O O O O O O B-Organization I-Organization I-Organization B-Fellowship I-Fellowship I-Fellowship I-Fellowship O O O B-Grant O O O O O O O O O O O O O O O O O O O O O O O O O B-Organization I-Organization I-Organization
tokens: Dedicated to the memory of Janet C. Bradford . We thank the anonymous referee and Stacy McGaugh for helpful comments that have improved the quality of this manuscript. We would like to thank Stephane Courteau, Susan Kassin, Allison Merritt, and Erik Tollerud for helpful feedback on this manuscript, as well as Michael Blanton and the BS group for helpful discussions. J.D.B. acknowledges support from the Gruber Foundation and the National Science Foundation Graduate Research Fellowship Program. M.G. acknowledges a fellowship from the John S. Guggenheim Memorial Foundation. The Arecibo Observatory is operated by SRI International under a cooperative agreement with the National Science Foundation (AST-1100968), and in alliance with Ana G. Méndez-Universidad Metropolitana, and the Universities Space Research Association. The National Radio Astronomy Observatory is a facility of the National Science Foundation operated under cooperative agreement by Associated Universities, Inc. Funding for SDSS-III has been provided by the Alfred P. Sloan Foundation, the Participating Institutions, the National Science Foundation, and the U.S. Department of Energy Office of Science. The SDSS-III web site is http://www.sdss3.org/ . This material is based upon work supported by the National Science Foundation Graduate Research Fellowship Program under Grant No. DGE-1122492. Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation.