Walter Koenig obituary

Actor beloved by Star Trek fans for his portrayal of the show’s baby-faced Russian navigator Pavel Chekov

Terry Denton obituary

Witty and inventive illustrator of children’s books, notably the multimillion-selling Treehouse series by Andy Griffiths

Garden historian whose books on figures such as Gertrude Jekyll and Edwin Lutyens helped revive interest in the subject

Poet and writer whose collection Elegies channelled grief into exquisite poetry and won the Whitbread book of the year

Biographer who altered perceptions of Henry Morton Stanley, David Livingstone, Robert Baden-Powell and other figures active in Africa

Other lives: Former offender who co-created the charity Unlock to offer practical support to those with a criminal record

Murderous gangland criminal who consorted with the Kray twins and was jailed for the 1983 Security Express robbery

Other lives: Teacher who made a mark as a writer of novels for teenagers and was also a noted art collector

Bestselling author and Conservative politician whose scandal-ridden career ended with a prison sentence

Crime writer whose bestselling novels set on the Isle of Lewis garnered literary awards around the world

It’s a powerful analogy that captured the popular imagination, but the biological reality is quite different

Pioneering historian who transformed the study of Africa by seeking out the testimonies of Africans

Book clubs can be fun, fulfilling and interesting – but many members have seen a meeting or group go down in flames

Other lives: Teacher and educationist with a particular interest in emotional intelligence

Writer, teacher and naturalist who explored the effects of the natural world on neurodivergency