Dear Colleagues: The IV AMMCS International Conference will take place in Waterloo, Canada, August 20-25, 2017 (http://www.ammcs2017.wlu.ca/). The deadline for abstract submission is May 1, 2017 (http://www.ammcs2017.wlu.ca). The Conference features many special and contributed sessions to choose from. Please go directly to the submission page at http://www.ammcs2017.wlu.ca/submit-abstracts/ If you need a visa to travel to Canada, please submit your abstract asap. In particular, I am organising two sessions of potential interest for probabilists: 1. Fractional Calculus and Applications http://www.ammcs2017.wlu.ca/special-sessions/fca/ 2. Modelling of socio economic dynamics http://www.ammcs2017.wlu.ca/special-sessions/msed/ Further details are at the conference website: http://www.ammcs2017.wlu.ca (e-mail: ammcs-2017@wlu.ca). Best regards, Enrico Scalas