selected publications

• academic article

  • Analyzing learner language: towards a flexible natural language processing architecture for intelligent language tutors.  Computer Assisted Language Learning.  24:1-16. 2011

• blog posting

  • On Implementing an HPSG theory - Aspects of the logical architecture, the formalization, and the implementation of head-driven phrase structure grammars..  arXiv (Cornell University). 1994

• conference paper

  • Enhancing Authentic Web Pages for Language Learners.  Workshop on Innovative Use of NLP for Building Educational Applications. 10-18. 2010