Lensing of space time around a black hole. At Oxford we study black holes observationally and theoretically on all size and time scales - it is some of our core work. Credit: ALAIN RIAZUELO, IAP/UPMC/CNRS. CLICK HERE TO VIEW MORE IMAGES. Dr James AllisonCDF (Christ Church) Research themeAstronomy and astrophysics Sub departmentAstrophysics Research groupsGalaxy formation and evolutionHintze Centre for Astrophysical SurveysMeerKAT email@example.com Christ Church webpage About Teaching Research Publications I am a Physics tutor at Christ Church and a member of the University of Oxford Physics faculty. I currently give tutorials in 1st year Mathematics and 3rd year General Relativity and Cosmology.