On 8 - 9 April 2021, MA Radosław Prachnio (Siedlce University Doctoral School), courtesy of Ms. Joanna Cymerman, gave a presentation to the students of the 1st KLO (Catholic Secondary School in Siedlce) on "Profession - historian? Professional competences of history graduates". During the meetings, the doctoral student also discussed the ways of obtaining historical sources concerning the history of the Siedlce region.