- I participated in the following research projects:
the Pascal2 Network,
- I was PC member of
... and many past editions of the same conferences
- I was president of SIGNLL (2014-2016), the ACL Special Interest Group on Natural Language Learning. I was the secretary during 2011-2014.
- I was program co-chair of EMNLP 2016 with Kevin Duh.
- I taught Advanced Natural Language Processing in the AI Masters program of FIB.
- I gave invited lectures at the 2011, 2012, 2013, 2014 and 2015 Lisbon Machine Learning School (LXMLS).
- I was tutorial co-chair of EMNLP-2014.
- I was co-organizer of the Eighth Workshop on Syntax, Semantics and Structure in Statistical Translation (SSST-8) at EMNLP-2014.
- I was area chair of ACL-2014 for syntax, tagging, chunking and parsing, with Slav Petrov.
- I co-organized the NIPS'12 Workshop on Cross-lingual Technologies (xLiTe)
- I served as area chair for syntax and parsing for EACL 2012, with Kenji Sagae.
- I served as area chair for syntax and parsing for ACL HLT 2011, with Ryan McDonald.
- I co-chaired the demo track of ECML/PKDD 2010 with Ulf Brefeld.
- I co-chaired CoNLL-2009 with Suzanne Stevenson
- I was guest editor of Computational
Linguistics : Special issue on Semantic Role Labeling (2008),
with Lluís Màrquez, Ken Litkowski, and Suzanne Stevenson
- In 2004 and 2005 I co-organized with Lluís Màrquez
the CoNLL Shared Tasks on Semantic Role Labeling