* The deadline for the Gateways 2019 Call for Participationhas been extended for both abstracts and full submissions. ** * Abstracts are due Monday, May 6. * Full submissions are due Wednesday, May 15. There will be no further extensions of these deadlines. Gateways 2019 (September 23-25 in San Diego, CA, co-located with the eScience conference) is accepting submissions of papers, demos, tutorials, and panels on the topic of science or engineering gateways. Topics may include their design, use, impact, development processes, sustainability, best practices, or any other aspect that you think fellow gateway creators or users will find interesting to learn. We also welcome educational topics directed toward the next generation of gateway creators. The poster session deadline(open to all) is Thursday, August 15. Full submission detailscan be found at https://sciencegateways.org/gateways2019/call. *