Mariusz Wojtan is Senior Political and Electoral Advisor for ECES- PROSES Project, He started his professional career at the University, however; since 2004 he has been involved in election observation and electoral assistance worldwide. His expertise combines political science, conflict, and electoral matters. He participated, in various capacities, in nearly 30 international missions to numerous conflict and post-conflict counties i.e.: Libya, Yemen, West Bank, Sierra Leone, Lebanon or Liberia. In addition, for several years he has been working with OSCE Special Monitoring Mission in Ukraine.

Mariusz has also a long record of working in Central Asia, most frequently in Afghanistan but also in Pakistan and Uzbekistan. His first assignment to Afghanistan dates back to 2005 when he worked for the EU Election Observation Mission in Nangarhar and Laghman provinces. Since then he participated in various election-related missions to Afghanistan, as a Political or Election Analyst, with the EU, OSCE, UNDP and recently IFES. He holds a Ph.D. in Political Science and International Relations from Wroclaw University in Poland. He speaks Polish, English, and Russian.