PD James remembered by Nigel Williams

Author Nigel Williams remembers his friend, the queen of crime fiction, who died last week

Hermione Hobhouse obituary

Architectural historian who made a compelling case for preserving London’s historic buildings

Broadcaster loved for his mellifluous voice on radio and television

Other lives: Painter and poet who was arts correspondent of the Guardian

Other lives: Railway historian and campaigner for improved public transport

Jesuit priest and writer whose God of Surprises persuaded many to stay within the church

Historian who put family and gender relations centre stage

Other lives: Former professor of political philosophy at Glasgow University

Other lives: Professor of French literature and prolific author whose books included volumes on Jean-Paul Sartre and on puns

BBC music producer and author of books about cricket and music

Influential historian of mathematics who moved the subject towards a more inclusive world view

Determined campaigner against female genital mutilation

Other lives: Journalist who was the Times's literary editor for 14 years, as well as a columnist, commentator and author

Former director of the Institute of Criminology at Cambridge who pioneered the development of the subject in the UK

Other lives: Librarian who became involved in many groups researching and collecting information on industrial history