Univ. Birmingham (2003), KTH Stockholm (2004), Univ. Göttingen (2004), Univ. Stanford (2005), LAAS Toulouse (2006), Politecnico Torino (2006), MIT (2006), Univ. Santa Cruz (2006), Univ. Oxford (2007 et 2011), King’s College London (2007), ESPCI Paris (2008), CEA SAclay (2009, 2011 et 2016), Univ. Mainz (2009), CUNY New York (2010), Univ. Princeton (2010), Helsinki (2011), ENS Lyon (2012), ICTP Trieste (2012), Inria Paris (2012), Univ. Rome 1 (2013), Tech.Univ. Munich (2013), École normale supérieure (2013), KTH Stockholm (2013), Univ. Varsovie (2014), Univ. Warwick (2014), Univ. Oxford (2015), Univ. Padova (2015), Santa Fe (2015), EPFL Lausanne (2016), Univ. Bocconi Milan (2016), ENS Pise (2016), Univ. Utrecht (2016), Univ. Padova (2016), Univ. Barcelona (2017), Univ. Leiden (2018), Rome (2018), IPhT Saclay (2018)…