@article {2016AJ....151...44D, title = {The SDSS-IV Extended Baryon Oscillation Spectroscopic Survey: Overview and Early Data}, journal = {\aj}, volume = {151}, number = {2}, year = {2016}, month = {feb}, pages = {44}, keywords = {Astrophysics - Cosmology and Nongalactic Astrophysics, cosmology: observations, surveys}, doi = {10.3847/0004-6256/151/2/44}, author = {Dawson, Kyle S. and Kneib, Jean-Paul and Percival, Will J. and Alam, Shadab and Albareti, Franco D. and Anderson, Scott F. and Armengaud, Eric and Aubourg, {\'E}ric and Bailey, Stephen and Bautista, Julian E. and Berlind, Andreas A. and Bershady, Matthew A. and Beutler, Florian and Bizyaev, Dmitry and Blanton, Michael R. and Blomqvist, Michael and Bolton, Adam S. and Bovy, Jo and Brandt, W. N. and Brinkmann, Jon and Brownstein, Joel R. and Burtin, Etienne and Busca, N. G. and Cai, Zheng and Chuang, Chia-Hsun and Clerc, Nicolas and Comparat, Johan and Cope, Frances and Croft, Rupert A. C. and Cruz-Gonzalez, Irene and da Costa, Luiz N. and Cousinou, Marie-Claude and Darling, Jeremy and de la Macorra, Axel and de la Torre, Sylvain and Delubac, Timoth{\'e}e and du Mas des Bourboux, H{\'e}lion and Dwelly, Tom and Ealet, Anne and Eisenstein, Daniel J. and Eracleous, Michael and Escoffier, S. and Fan, Xiaohui and Finoguenov, Alexis and Font-Ribera, Andreu and Frinchaboy, Peter and Gaulme, Patrick and Georgakakis, Antonis and Green, Paul and Guo, Hong and Guy, Julien and Ho, Shirley and Holder, Diana and Huehnerhoff, Joe and Hutchinson, Timothy and Jing, Yipeng and Jullo, Eric and Kamble, Vikrant and Kinemuchi, Karen and Kirkby, David and Kitaura, Francisco-Shu and Klaene, Mark A. and Laher, Russ R. and Lang, Dustin and Laurent, Pierre and Le Goff, Jean-Marc and Li, Cheng and Liang, Yu and Lima, Marcos and Lin, Qiufan and Lin, Weipeng and Lin, Yen-Ting and Long, Daniel C. and Lundgren, Britt and MacDonald, Nicholas and Geimba Maia, Marcio Antonio and Malanushenko, Elena and Malanushenko, Viktor and Mariappan, Vivek and McBride, Cameron K. and McGreer, Ian D. and M{\'e}nard, Brice and Merloni, Andrea and Meza, Andres and Montero-Dorta, Antonio D. and Muna, Demitri and Myers, Adam D. and Nandra, Kirpal and Naugle, Tracy and Newman, Jeffrey A. and Noterdaeme, Pasquier and Nugent, Peter and Ogando, Ricardo and Olmstead, Matthew D. and Oravetz, Audrey and Oravetz, Daniel J. and Padmanabhan, Nikhil and Palanque-Delabrouille, Nathalie and Pan, Kaike and Parejko, John K. and P{\^a}ris, Isabelle and Peacock, John A. and Petitjean, Patrick and Pieri, Matthew M. and Pisani, Alice and Prada, Francisco and Prakash, Abhishek and Raichoor, Anand and Reid, Beth and Rich, James and Ridl, Jethro and Rodr{\'\i}guez-Torres, Sergio and Carnero Rosell, Aurelio and Ross, Ashley J. and Rossi, Graziano and Ruan, John and Salvato, Mara and Sayres, Conor and Schneider, Donald P. and Schlegel, David J. and Seljak, Uro{\v s} and Seo, Hee-Jong and Sesar, Branimir and Shandera, Sarah and Shu, Yiping and Slosar, An{\v z}e and Sobreira, Flavia and Streblyanska, Alina and Suzuki, Nao and Taylor, Donna and Tao, Charling and Tinker, Jeremy L. and Tojeiro, Rita and Vargas-Maga{\~n}a, Mariana and Wang, Yuting and Weaver, Benjamin A. and Weinberg, David H. and White, Martin and Wood-Vasey, W. M. and Yeche, Christophe and Zhai, Zhongxu and Zhao, Cheng and Zhao, Gong-Bo and Zheng, Zheng and Ben Zhu, Guangtun and Zou, Hu} }