The European Council president seemingly backed Boris Johnson’s opponents in the upcoming general election.
Described as 'grippingly candid', the book will chart his journey from boyhood to Parliament and include his decade in the chair.
Tory MP Andrew Bridgen accused Mr Bercow of “defending the indefensible” to the “fag end” of his tenure.
The high-profile speaker, who has become famous all over the world for his booming shouts of “Order! Order!” during Brexit debates in the House appeared in the Commons this morning with an incredibly croaky voice.
The Commons Leader hit out at the Speaker's handling of Brexit in a speech at the Conservative Party conference.
In a bullish lecture, Mr Bercow warned Boris Johnson not to disobey the law by not asking for a delay to Brexit if he cannot get MPs to support a deal