Doctor of Legal Sciences, professor at Kozminski University, prorector for the Department of Penal Studies at the University. For years, Dr Całkiewicz has worked as a prosecutor. Among her other duties, she has frequently lead teams conducting crime scene and body investigations. She is the author of several academic and popular non-fiction publications. She teaches students, law trainees, and interns. She is also the author of the scenario for the educational game which will be used during the workshop.