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Sandra Knapp

Michael Berkeley's guest is the botanist Sandra Knapp.

Michael Berkeley's guest is the actor Paul Chahidi.

Michael Berkeley's guest is former Blue Peter presenter Peter Purves.

Michael Berkeley's guest is the singer and actor Vanessa Williams.

Michael Berkeley's guest is the best-selling writer of historical fiction, Alison Weir.

Michael Berkeley's guest is the poet Pam Ayres.

Michael Berkeley's guest is the crime fiction writer Louise Penny.

Michael Berkeley's guest is the writer and professor of political theory at LSE, Lea Ypi.

Michael Berkeley's guest is the actor and writer Hugh Bonneville.

Michael Berkeley's guest is the former tennis player Annabel Croft, now a broadcaster.