2016-2017 Sabbatical leave at the Broad Institute
2012-2015 Executive Vice President for Academic Affairs, Technion
2008-2012 Dean, Faculty of Biology, Technion
Research interests: 
Harnessing photosynthesis for the production of hydrogen and electricity; the use of photosynthesis and the chloroplast for biotechnology approaches.
The molecular mechanisms of protection of photosynthesis from photoinhibition.
Control of gene expression in the chloroplast.
The molecular mechanism of RNA polyadenylation and degradation in different organisms including prokaryotes, archaea, chloroplast, human mitochondria and nuclear encoded RNA; control of gene expression in the chloroplast and human mitochondria.