Accomodation
Tallinn offers a variety of accommodations ranging from hostels to 5-star hotels.
The Academic Hostel (NB: two bedrooms share a bathroom & kitchen) is the accomodation place nearest to the colloquium venue: https://www.academichostel.com/en/rooms-and-prices/
In the city center are many hotels and also some hostels. The campus and colloquium venue is about 30 min by trolly/bus from the Old Town (city center), e.g. by trolly 1,3,5 (see "Location -> Transportation")
Some hotels:
St. Barbara Hotel (http://www.stbarbara.ee/en/) is just outside the Old Town and close to a direct trolly bus connection with the campus (trolly bus 3).
The Park Inn (Meriton) (https://www.parkinn.com/hotel-meriton-tallinn) is close to a direct trolly bus connection with the campus (trolly bus 5).
The Nordic Hotel Forum ( www.nordichotels.eu ) is located close to the Viru shopping center and also close to the Old Town.
There are many more hotels in and around the Old Town.