Transportation
This post provides information related to air and train travel to the conference location: Yonsei University.
Airport to Yonsei University via Subway
Airport to Yonsei University via Taxi
Here is a link to a YouTube short, showing how to find the area outside Incheon Airport where you can find a taxi. The map below shows the layout of the taxi area outside the airport.
Yonsei University from Hotels
Subway and bus options are provided for transportation to/from the conference venue, from/to the headquarters hotel (or recommended hotels near it).