1st: May 14 - 16, 2019, ESRF, Grenoble (FRA)
https://github.com/oasys-kit/oasys_school/tree/master/first
2nd: December 11 - 13, 2019, APS-ANL, Lemont (USA)
https://github.com/oasys-kit/oasys_school/tree/master/second
3rd: May 30 - June 1, 2023, ALS, Berkeley (USA)