She went twice in the late 1960s, firstly as a guest of the State Department -- which openly touted her as a future prime minister -- and secondly as a lecturer for the U.S. branch of the English Speaking Union.

CNN: How 'Lady T' built transatlantic bridges

She has worked as an artist for 20 years, studied art in Canada, Italy and Greece and worked as a part time lecturer at the University of Regina.

BBC: Canadian artist explores the Nazi Occupation of Jersey

Mr Carmichael has variously worked in farming, for a learning disabilities charity, and as a politics lecturer.

ECONOMIST: Marginal seats

Neil McEvoy - a lecturer at the college who is standing as a Plaid Cymru councillor for Cardiff in the forthcoming local elections - said there had been concerns over the way money had been spent.

BBC: The college has been forced to cut courses

Your startup's chances of survival also will increase if you hire individuals who are excited by the opportunity to work for a new venture, as opposed to just any employer, adds Caroline Daniels, a lecturer on entrepreneurship at Babson College in Wellesley, Mass.

WSJ: Offering Perks That Lure Top Talent

She graduated with a first-class degree in earth and space sciences from UCL, studied under Seymour for her PhD, and went on to forge her own career as a research fellow and most recently as a university lecturer.

BBC: Katharine Giles