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John McChesney, Tali Mackay, David Taylor, and Gregory Tsongalis

Dec 12, 2016

Theranos has appointed John McChesney, Tali Mackay, David Taylor, and Gregory Tsongalis to executive positions. McChesney has been named senior VP of operations. He previously served at Medtronic, Thermo Fisher Scientific, and GenapSys. Mackay has been named senior VP of corporate communications and investor relations. She previously worked at Genentech, Baxter, and various global public relations firms. Taylor has been promoted to general counsel. He joined Theranos as senior litigation counsel in May. Tsongalis has been appointed to the firm's Scientific and Medical Advisory Board. He has served on science and medical advisory boards at AltheaDx, Gentura Dx-USA, and Physicians Choice Laboratory Services. 

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