Research

Romance languages (especially Spanish and Italian; further French, Friaul, Sicilian)

Slavic languages (especially Czech; further Polish, Bulgarian)

Germanic languages (especially German; further English)

Finno-Ugric: Finnish

Tupi–Guarani: Guaraní (Paraguay); Chibchan: Bribri (Costa Rica)

Theoretical and experimental phonology and prosody

Theoretical and experimental syntax (pro-drop, word order, questions)

Language contact and change

Language variation and sociolinguistics

Second language acquisition

Information structure

The syntax-phonology interface

Discourse analysis

Dialectology

Linguistic Landscape

Forensic linguistics