How to get to Bochum...
There are two motorways leading to Bochum: A 43 and A 40.
The next airport is Düsseldorf International. There is a direct 30-minute-connection from Düsseldorf Airport Main Station (Düsseldorf Flughafen) to Bochum Main Station (Bochum Hauptbahnhof) by different trains (Intercity-Express, Intercity and Regional-Express). Direct trains from Cologne Airport (Köln/ Bonn Flughafen) take about 1,5 hours.
How to get to the conference...
If you get there by underground (10 minutes from Bochum Hauptbahnhof), there will be signs to guide you over the campus to the "Veranstaltungszentrum" (walking distance: about 7 minutes).
If you get there by car:
You should try to park your car in the car-park P9 which is next to the "Veranstaltungszentrum". (On the website of the "Veranstaltungszentrum", there are detailed plans. The plan is called "Parkmöglichkeiten".)
Here you can download a map of the campus; the "Veranstaltungszentrum" is marked with a black arrow.