This is a talk on a joint work with Imen Ayadi presented at the 25th ICPR conference (held virtually in Milano, IT, Jan 10-15 2021) 
Talk materials: 
Youtube Video of the presentation and 
the slides of the presentation.
Conferences
Conférence MEDSCIF sur les vaccins, oct 2020
Vaccination et COVID-19: conférence (online) MEDSCIF, courte introduction. TRANSPARENTS ICI
Ecole Polytechnique, M2 Math Bio oct 2020
Talk on the mathematical modeling of coronaviruses and current COVID-19 pandemic at the « Math and Biology » Master @ Ecole Polytechnique 
(France).
« High order schemes for gradient flows and vaccination mean field games », seminaire LJLL, Jan 2017
This is a talk at the « Laboratoire Jacques Louis Lions » in Paris in february 2017: the slides of the presentation (ask me for the videos).