Nikolaj Pedersen (UCLA) is visiting Arché from June 23rd until July 1st. During his stay, he will give a series of three presentations. The first presentation, “Mathematical realists have Moore to learn from the sceptic than you might think”, will take place on June 24th between 2 and 4 in our Basic Knowledge Seminar. The second one, “Formal theories, informal conceptions and existence”, will be on June 25th between 4:15 and 6 in our Nostalgia Seminar. The last presentation (tba.) will be on June 27th between 2 and 4 in our Core Seminar. All talks will be in room G03.