The 2018 Open Mind Prize was awarded to Andrzej Grzesik, a postdoctoral researcher at the Department of Computer Science and a member of the DIMAP centre. The Open Mind Prize is awarded biennially during the Polish Combinatorial Conference to a junior Polish researcher for outstanding research in combinatorics. Andrzej completed his PhD in 2015 at Jagiellonian University in Kraków and joined the University of Warwick in October 2017. His research achievements include solutions to two extremal graph theory problems posed by Erdős and a conjecture of Lovász concerning finitely forcible graph limits.