Conversation so far:
What recognition has David Attenborough received for his efforts?
By January 2013, Attenborough had collected 32 honorary degrees from British universities, more than any other person.
What television programs have covered David Attenborough's life and career?
Attenborough has been featured as the subject of a number of BBC television programmes. Life on Air examined the legacy of his work.
What other shows besides Life on Air, have covered David Attenborough's life?
Attenborough the Controller focused on his time in charge of BBC Two.
Has David Attenborough won any awards or honors from government?
In May 2016, it was announced that a new British polar research ship will be named RRS Sir David Attenborough in his honour.
Are there any other interesting aspects about this article on David Attenborough besides his recognition, coverage of his life, awards and honors?
He is a former senior manager at the BBC, having served as controller of BBC Two and director of programming for BBC Television in the 1960s and 1970s.
What other honors besides a ship being named after him, has David Attenborough been awarded?
A panel named him among the people in the UK whose actions during the reign of Elizabeth II have had a significant impact on lives in these islands.

Question: When did he receive a knighthood?
Self-contained rewrite: When did David Attenborough receive a knighthood?