Chapter 1: Jill Leyland

Jill Leyland

An economist and statistician of long and varied experience, Jill Leyland has been deeply involved in the debate over inflation indices since the events of 2010. At the time, she was a vice president of the Royal Statistical Society (RSS) and chaired its advisory policy group on official statistics, thus leading the Society’s work on the issue. Leyland was instrumental in setting up the RPI CPI Users Group in 2011. Along with one other, she developed the concepts underpinning the household costs indices, which are now being further developed by the Office for National Statistics.

Jill Leyland has been a member of the Advisory Panel on Consumer Prices (Stakeholder) since its inception and was a member of the ONS Economic Experts Working Party from 2016 to 2018.

Chapter 2: François Lequiller

François Lequiller

François Lequiller is a statistician-economist with a double career: first with Insee, the French statistical office, where he has been head of price statistics and national accounts, and second, with international economic organisations such as the IMF, the OECD and Eurostat. In the latter, Lequiller was the head of government finance statistics during the euro crisis. He is well known in the world of national accountants for having published the OECD manual “Understanding National Accounts”, which has been translated in French, Spanish, Chinese and Georgian! He has recently published “Déficit et dette en temps de crise” (Economica, 2018) in which he relates his experience as head of European GFS.