Iwona Sikorska Author

Tadeusz Marian Ostrowski, Ph.D., Associate Professor at the Jagiellonian University in Cracow, the Head of the Developmental and Health Psychology Department of this University's Institute of Applied Psychology, a 2nd degree of specialisation in adults clinical psychology holder.

Iwona Sikorska, Ph.D., Assistant Professor at the Developmental and Health Psychology Department, Institute of Applied Psychology, Jagiellonian University, Cracow, Poland.