Before revision: As professor Mathews puts it while discussing his collaboration with Eysenck: "Then Michael Eysenck made contact, and we picked the idea for the for the dot probe method from his student, Christos Halkiopoulos.
After revision: As professor Mathews puts it when in an interview he discusses his team's research and his collaboration with Eysenck: "Then Michael Eysenck made contact, and we picked the idea for the dot probe method from his student, Christos Halkiopoulos.