His research interests include the transition and post-school outcomes of students with disabilities; teachers and their relationships with families, schools and communities; education of teachers of children with special needs; and assistive technology for the visually impaired. He is the Principal Investigator of the OER projects “Practices of Assistive Technology Implementation and Facilitation: Experiences of Teachers of Students with Visual Impairment in Singapore” and “From Beliefs to Practice: Students with Visual Impairments, Teachers and Their Perspectives on Assistive Technology“.