Former Liberal Democrat minister Tom Brake responds to an article by Polly Toynbee on the 2014 act David Cameron and Boris Johnson at the Conservative party conference in 2014. The former PM’s connection with Greensill has lead to increased scrutiny of political lobbying. Photograph: Luke Macgregor/Reuters David Cameron and Boris Johnson at the Conservative party conference in 2014. The former PM’s connection with Greensill has lead to increased scrutiny of political lobbying. Photograph: Luke Macgregor/Reuters Letters Sun 18 Apr 2021 12.50 EDT Last modified on Sun 18 Apr 2021 12.52 EDT In response to Polly Toynbee’s article (Cameron passed a lobbying act, but it was never meant to curb corruption, 15 April), as a Liberal Democrat minister in coalition, I was involved in drawing up the Transparency of Lobbying, Non-Party Campaigning and Trade Union Administration Act 2014. At no point did I, or any of my colleagues, ever discuss introducing measures designed to target the National Union of Students because we “lived in terror” of it.