You can only register online. Registration is now open.
The registration deadline for presenting authors was 1 April 2018 (23:59 UK time).
An early registration discount was available for registrations including payments before 1 April 2018 (23:59 UK time). Registration closes on 1 June 2018 (23:59 UK time). Payments have to be done on 1 June 2018 (23:59 UK time) at the latest.
PhD students have a reduced registration fee provided that his/her advisor confirms the student status.