lˈɛðɜːmən ˈɔfən dɪskˈʌs hɪz ɹᵻsˈɜːtʃ ˌɔn bˈiːtʃ kwˈɔlᵻɾi ɪvˌæljuːˈeɪʃənz, bˈiːtʃ ɪɹˈoʊʒən, kˈoʊstəl stˈoːɹm ænd sˈiː lˈɛvəl ɹˈaɪz ˈɪmpækts ænd ɹˈɪp kˈɜːɹənts.
Leatherman often discuss his research on beach quality evaluations, beach erosion, coastal storm and sea level rise impacts and rip currents.