German Research Center for Artificial Intelligence, Knowledge Management Group. Computational linguistics, automatic summarization, information retrieval, latent semantic analysis, computers and society.
Director of the Missouri Estimation of Distribution Algorithms Laboratory (MEDAL), University of Missouri in St. Louis. Research interests: Evolutionary computation, Bayesian networks, machine learning.
University of Delaware. Department of Computer and Information Sciences Chair. Computational linguistics, dialog systems, machine learning, planning and plan recognition, medical informatics, user modeling.
MIT Laboratory for Computer Science. Phonological modelling, auditory modelling, computer speech recognition, statistical language modelling, natural language understanding and generation, discourse and dialogue modelling, and prosodic analysis.