Tish Andrewartha was born in the US and educated in the US, UK, and Brasil. She began her career in Washington D.C. working as speech writer for the American Petroleum Institute. Moving to NY, Tish worked for Burson-Marsteller, a multinational Public Relations agency, first as an account director and then as a Communications Training specialist focusing on crisis management and preparedness planning. In this capacity she worked on several major national product recalls and issue areas such as Union Carbide's problems in Bhopal. She moved to the London office in 1984 to lead the European Crisis Management SWAT team.
In 1988, she moved to S.G. Warburg, a leading UK investment bank to head their Corporate Communications area and in 1996, when the bank was taken over by SBC, she moved to Price Waterhouse to head Global Financial Services Marketing. In 1999, following the merger with Coopers and Lybrand, she moved again, this time into the area of web risk management and the development of a global portal. She retired from PwC in 2017.
Outside her job, Tish has been active member of Common Purpose as an East London Participant in 1993 and 20:20 in 1995 and Open Ground in 2004-5, an advisor to the East London Matrix programme 1995-2001 and was an advisor on the board for 20:20. She chaired S.G. Warburg's Children in Cities fund-raising appeal and has been on the boards for fundraising balls for the NSPCC and The British Dyslexia Association. She worked with Hackney Council on the City Challenge project as well as with the development of Circus Space. She is a frequent speaker on Risk and the Internet and is a member of the 200 Club, a professional knowledge management network. In 2005, she accepted the position as Treasurer of Liberty, a campaigning organization for Human Rights. In 2011, she came Treasurer of the Civil Liberties Trust.
She now volunteers with the Three Villages Youth Project and with Shelterbox.
Tish is married with two children and lives in Cornwall and London.