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COWEN COLLABORATIVE INSIGHTS POINTS OF CONTACT Author Profiles Cowen Research New York 646 562 1330 cowen.research@cowen.com Andrew M. Charles, CFA New York 646 562 1332 andrew.charles@cowen.com Andrew Charles is an analyst focused on restaurants. He has spent over seven years on the sell side covering the sector. Phil Nadeau, Ph.D. New York 646 562 1336 za phil. nadeau@cowen.com Phil Nadeau is a senior analyst covering biotech. He joined Cowen in 2000 and holds an SB/M.Eng from MIT, anda Ph.D. from Harvard. Charles Rhyee New York 646 562 1376 rd A charles.rhyee@cowen.com Charles Rhyee is a senior analyst covering health care IT and distribution, which he has followed since 1999. He joined Cowen in 2011. February 25, 2019 Vivien Azer New York 646 562 1351 vivien.azer@cowen.com Vivien Azer is a senior analyst covering beverages, tobacco and cannabis. She joined Cowen in 2014. Oliver Chen, CFA New York 646 562 1424 Oliver Chen is an //-ranked analyst covering retailing/specialty, broadlines, department stores, & luxury goods. He has an MBA from Wharton. oliver.chen@cowen.com Charles Neivert New York i 646 562 1370 Charlie Neivert is a senior research analyst covering agricultural & commodity chemicals. He has a BA from University of Pennsylvania. charles.neivert@cowen.com Eric Assaraf Washington, DC 202 868 5304 PX Eric Assaraf is with Cowen Washington Research Group covering health care. He received degrees from the University of Maryland. eric.assaraf@cowen.com COWEN.COM John Blackledge New York 646 562 1359 john.blackledge@cowen.com John Blackledge is a senior analyst covering the Internet sector. He joined Cowen in 2012 as the head of Internet research. John Kernan, CFA New York ab 646 562 1324 john.kernan@cowen.com John Kernan is a research analyst focused on apparel, footwear and textiles. He has spent seven years on the Sell side covering the sector. 2 a a = = 1h Jeff Osborne is an analyst covering sustainable energy tech. He has a BS from Trinity University and an MBA from Wayne State University. Jeffrey Osborne Stamford 646 562 1391 jeffrey.osborne@cowen.com Doug Schenkel Boston 617 946 3918 doug.schenkel@cowen.com Doug Schenkel is a senior analyst covering tools and diagnostics. He joined Cowen in 2005 and holds an M.B.A. from the UCLA Anderson School. 105 HOUSE_OVERSIGHT_024921