Update invited.md

content/invited.md

@@ -16,7 +16,9 @@ To modify the speaker photo:
 4. [Martina Nibbi](https://www.cs.cit.tum.de/en/sccs/people/martina-nibbi/), TU Muenich (Germany)
 5. [Laura Ratcliff](https://www.bristol.ac.uk/people/person/Laura-Ratcliff-59a769ec-2b0b-4d09-84b4-546f7f9c340e/), University of Bristol (England)
 6. [Michael Ruggenthaler](https://www.mpsd.mpg.de/person/42589/2736), MPI Hamburg (Germany)
-7. [Shunsuke Sato](https://trios.tsukuba.ac.jp/en/researcher/0000004299), University of Tsukuba (Japan) 
-8. [Dominika Zgid](https://lsa.umich.edu/chem/people/faculty/zgid.html), University of Michigan (USA)
+7. [Shunsuke Sato](https://trios.tsukuba.ac.jp/en/researcher/0000004299), University of Tsukuba (Japan)
+8. [Alexander Turbiner](), National Autonomous University (Mexico)
+9. [Kalman Varga](https://as.vanderbilt.edu/physics-astronomy/bio/kalman-varga/), Vanderbilt University (USA)
+10. [Dominika Zgid](https://lsa.umich.edu/chem/people/faculty/zgid.html), University of Michigan (USA)