Dear CAST colleagues: The abstract submission for the Big Data Analytics topical is open until November 13th. This topical is in its fourth year, gaining strong participation and a broad number of sessions with insight on how big data analytics is utilized within the chemical industry. The 2018 AIChE Spring Meeting will take place in Orlando, Florida from April 22-26, 2018. To submit your contribution, go to the AIChE website (link below) and select “Topical A: 4th Big Data Analytics” https://www.aiche.org/conferences/aiche-spring-meeting-and-global-congress- on-process-safety/2018 If you have further questions, please do not hesitate to contact me. Best Regards, Ivan Castillo ([log in to unmask]) 2018 Big Data Analytics Chair