Mark works with a range of subjects, but specializes in candid, black and white images taken in public—aka “street photography.” He has won numerous awards and competitions, including being shortlisted in the 2023 Photo Review Competition, receiving an award of excellence by the All-Japan Association of Photographic Societies and winning first place in the 2023 Ribbet Emerging Photographer Competition. His work has been exhibited in galleries and museums across the United States and Europe and is included in the permanent collection of the International Museum of Dance. His own photography monograph, Street Stories, was published by Poltroon Press in 2021.