I was an organizer for a number of conferences for which I made some posters. Here is a selection. The first was about a scattery workshop in Cambridge:
Next is a poster for a conference on enumerative geometry that I organized with Cristina Manolache at Imperial College in the summer of 2018.
While at KIAS, we organized a 8 workshops, including 3 of them on the Gross-Siebert program. Here is the poster for one of them.