Lee Cain is a former Fleet Street journalist turned political spin doctor. He was appointed incoming UK prime minister Boris Johnson’s head of communications in July 2019.
Cain was previously head of political press in Number 10 Downing Street from August 2017 and a press aide to Johnson during his stint as foreign secretary at the FCO from November 2017. He also worked for Johnson's successful Conservative party leadership campaign in 2019.
Aide to environment and energy ministers
In 2016 Cain was the Vote Leave campaign’s head of broadcast.
Dressed as a chicken while taunting Tories
According to former colleagues at the Mirror, Cain 'used to dress up as Tory-ridiculing Mirror Chicken' while working at the paper in 2010. 
- Kevin Rawlinson, Boris Johnson's spin doctor 'used to dress up as Tory-ridiculing Mirror Chicken, The Guardian, 30 July 2019, accessed same day