INFORMS; INFORMS conference calendar.

1. TIBER 2021 Symposium on Psychology and Economics; August 20, Tilburg, the Netherlands. Abstract deadline: May 31.
   
   
2. 28^th SPUDM (Subjective Probability, Utility, and Decision Making) Conference; Aug. 21-24, Warwick, UK. Will be online. Abstract deadline: April 30.