Julie Powell obituary

Writer whose blog about cooking her way through the recipes of Julia Child became the Hollywood film Julie & Julia

David Dougan obituary

Other lives: xxx

Folk music journalist on Melody Maker, fRoots and Mojo whose books took him on explorations of Ireland and England

Other lives: Senior journalist at Time magazine in London, Moscow and Washington DC, and author of several biographies

Pioneering ecological economist who foresaw the catastrophic effects of unlimited economic growth

Influential psephologist, political scientist, author and expert member of the BBC’s election night coverage team for many years

Orchestral flautist who inspired generations of children with her innovative approach to music education

American writer, political activist and historian who focused on the breakdown of society and urban disintegration

Brilliant exponent of long-form journalism, Guardian columnist and editor of the Independent on Sunday in the 1990s

Other lives: Librarian and arts administrator who translated Greek biblical texts into English

Documentary-maker who covered politics, historical figures and great railway journeys in his nearly three decades at the BBC

Other lives: Author and broadcaster who wrote authorised biographies of Judi Dench, Peter Ustinov and Ralph Richardson

The Observer writer on the brilliant publisher, a larger-than-life character among whose many talents was an extraordinary capacity for friendship

Journalist and prize-winning author of Konin: A Quest, the story of a Jewish community that vanished

Other lives: Educational publisher who launched a range of books of songs and poetry for children