He also holds the uncharacteristically postmodern position of `` Permanent Visiting '' Professor at ORGANIZATION@1 in LOCATION@1 , LOCATION@2 , and `` Theodor Heuss Professor '' at The ORGANIZATION@2 , LOCATION@3 .

He is a `` Permanent Visiting '' Professor at ORGANIZATION@1 in LOCATION@1 , LOCATION@2 , and `` Theodor Heuss Professor '' at The ORGANIZATION@2 , LOCATION@3 .
