headshotNaomi Caselli, PhD is an Assistant Professor in the Deaf Studies and Deaf Education Programs at Boston University.  She studies how language deprivation affects how people learn and process ASL signs. She earned a joint PhD in Psychology and Cognitive Science from Tufts University, as well as an Ed.M. in Deaf Education and an M.A. in Psychology from Boston University. 

Lab Manager


Erin Spurgeon, MA NIC is a Nationally Certified Interpreter for the Deaf based in Boston, Massachusetts and graduated with a Masters in Interpretation from Gallaudet University.  She has worked Deaf research laboratories with scientists Dr. Laura-Ann Petitto at Gallaudet University, Dr. Karen Emmorey at San Diego State University and the Rochester Institute of Technology with Dr. Peter Hauser.

Research Assistant


Anna Lim Franck, MA recently graduated with a Master’s degree in Linguistics from Gallaudet University. She has worked on Haskins Laboratory’s ASL SLAAASh (Sign Language Acquisition, Annotation, Archiving and Sharing) project for linguists Drs. Diane Lillo-Martin and Julie Hochgesang. She is interested in research on L2 pedagogy/acquisition of Deaf learners and educational issues in bilingualism in Deaf classrooms.

Graduate Students

294a75fMegan Canne is currently a graduate student in the Deaf Education program at Boston University. Megan is interested in language deprivation and acquisition in deaf children. 


15241945_10210035712902787_7998452255536586343_nTali Cowen is a graduate student in the Deaf Education program at Boston University. Tali is interested in American Sign Language phonology as well as the language acquisition process for Deaf children.


Me - ESA'sChelsea Hammond is a senior in the School of Education majoring in Deaf Studies and minoring in Special Education. She is studying to become a teacher of the Deaf for Deaf+ students and will be continuing at BU in the EdM in Deaf Education program. She is particularly interested in language and literacy skill acquisition in early childhood for Deaf children with disabilities.


Undergraduate Students

Me - ESA'sRoxanne Segina is a third-year undergraduate student studying Spanish & Linguistics with a minor in Speech, Language, & Hearing Science. She has previously worked with the Spanish in Boston research project, and she is currently interested in the linguistic features of ASL and the linguistic implications of language deprivation for Deaf children. 



DSC_0757Stephanie Pennetti is a graduate student in the Deaf Education program at Boston University. She also completed her BA at Boston University in Elementary education. She is now a full time teacher at the Learning Center for the Deaf. 

Email lexlab@bu.edu if you are interested in joining our research team!