Blue Badge Tourist Guide Richard "Rick" Jones explores sites in London with links to Lionel Lockyer, a physician espousing questionable remedies in the plague era. According to Chambers dictionary, a quack is ‘someone who claims, and practises under the pretence of having, knowledge and skill that he or she does not possess.’ A quack doctor, then, is a fraud.

Brixton is one of London’s most diverse and exciting neighbourhoods. It is bit of a hidden gem tucked away south of the river Thames and less than 3 miles from Westminster and the Houses of Parliament. Known for its Caribbean heritage and referred to as London’s Harlem by the US actor Will Smith, immigration has been a theme in Brixton’s history that defines its character as well as its cultural diversity.