source: Since 2003 he is full professor at ETH Zurich and since 2009 he is the Director of the Institute for Mathematical Research at ETH.
target: He has been Full Professor at ETH Zurich since 2003. He has been the Director of the Institute for Mathematical Research at ETH since 2009.
references: He has been Full Professor at ETH Zurich since 2003. He has been the Director of the Institute for Mathematical Research at ETH since 2009.