Hajnalka Fényes (PhD, habil.) is an associate professor at the University of Debrecen at the Department of Sociology and Social Policy. She is a lecturer and supervisor in the Doctoral School of Human Sciences (University of Debrecen) in the Doctoral Program of Education and Cultural Sciences. She is a senior researcher of MTA-DE-Parent-Teacher Cooperation Research Group and the Center for Higher Education Research and Development. She is an economist-sociologist, and she did her habilitation in Education science. Her research fields: 1. the social mobility of HE students; 2. differences between males and females in the education system; 3. volunteering and paid work of students; 4. quantitative research methodology (regression analysis, multilevel models). She has several articles in indexed journals, and more than 500 references to her scientific works.