30 November 2022     Call for Special Sessions Start
  8 January 2023        Deadline for Special Sessions Proposals
12 January 2023        Submission for abstracts (and papers) Start 
15 January 2023        Extended Deadline for Special Sessions Proposals
28 February 2023      Abstract (and paper) Submission Deadline
15 March 2023           Abstract (and paper) Submission Extended Deadline
24 April 2023            Notification of acceptance
5 May 2023               Start of Registration new date
31 May 2023               Registration Deadline at early bird fee
30 June 2023              Registration Deadline for presenters in Refereed Sessions,                                                            Young Scientists Sessions and for Epainos Award candidates     
10 July 2023               Registration Deadline for all other presenters
Early July                     Draft programme (in-person and online parts)