Callan (TV series) why. In a strange sort of reprise, Edward Woodward enters the final series as the head of Center "Mr Jones" who turns out to be Nikita's father. Callan (TV series) Callan is a British action/drama television series created by James Mitchell, first airing between 1967 and 1972. It starred Edward Woodward as David Callan, an agent of a state secret service dealing with internal security threats to the United Kingdom. Though portrayed as having responsibilities similar to those of the real-life MI5, Callan's fictional "Section" has "carte blanche" to use the most ruthless of methods. In the storylines interrogation is
Curtis Callan students include Philip Argyres, Vijay Balasubramanian, William E. Caswell, Peter Woit, Igor Klebanov, Juan Maldacena, Larus Thorlacius, Alberto Güijosa and Justin B. Kinney. Callan is best known for his work on broken scale invariance (Callan–Symanzik equation) and has also made leading contributions to quantum field theory and string theory in the areas of dyon-fermion dynamics, string solitons and black holes. Callan has been a member of the JASON defense advisory group since 1968, and was chair of the group from 1990 to 1995. He served as president of the American Physical Society in 2010. Curtis Callan Curtis Gove Callan Jr.