What is Jeff Zients?
{{Infobox officeholder | name = Jeff Zients | image = Jeff Zients, WHCOS.jpg | caption = Official portrait, 2023 | alt = Zients in 2023 | office = 31st [[White House Chief of Staff]] | president = [[Joe Biden]] | term_start = February 8, 2023 | term_end = January 20, 2025 | deputy = [[Jen O'Malley Dillon]]<br>[[Bruce Reed (political operative)|Bruce Reed]] | predecessor = [[Ron Klain]] | successor = [[Susie Wiles]] | office1 = [[Counselor to the President]] | president1 = [[Joe Biden]] | alongside1 = [[Steve Ricchetti]] | term_start1 = January 20, 2021 | term_end1 = April 5, 2022 | predecessor1 = [[Hope Hicks]]<br />[[Derek Lyons]] | successor1 = [[Steve Ricchetti]] | office2 = 10th Director of the [[National Economic Council (United States)|National Economic Council]] | president2 = [[Barack Obama]] | term_start2 = March 5, 2014 | term_end2 = January 20, 2017 | predecessor2 = [[Gene Sperling]] | successor2 = [[Gary Cohn]] | office3 = Deputy Director of the [[Office of Management and Budget]] for Management | president3 = Barack Obama | term_start3 = June 19, 2009 | term_end3 = October 16, 2013 | predecessor3 = [[Clay Johnson III]] | successor3 = [[Beth Cobert]] {{collapsed infobox section begin |last=yes |Minor offices held {{nobold|2009–{{wj}}2013, 2021–{{wj}}2022}} |titlestyle = border:1px dashed lightgrey;}}{{Infobox officeholder |embed=yes | office4 = [[White House COVID-19 Response Team|White House Coronavirus Response Coordinator]] | president4 = Joe Biden | term_start4 = January 20, 2021 | term_end4 = April 5, 2022 | predecessor4 = [[Deborah Birx]] | successor4 = [[Ashish Jha]] | office5 = Director of the [[Office of Management and