MPA conferences are now seomething personal to the ComputationalSystems Biology Group that organized the last conference with 120 participants from 25 countries (see MPA2019). Now the 8-th MPA conference (MPA2021) has announced abstract submission. The conference will take part at the University of Tennessee in Knoxwille. Our colleague Egils Stalidzans participated in the recent conference Organizing committee meeting where among other topics also the COVID-19 impact on the conference was discussed.