“For me, the pandemic was initially a time for introspection and rest, and then quickly picked up when the 2020 uprisings began,” Ethiopian-American artist Helina Metaferia recalls. Picked up indeed. She and her work, a hybrid of mediums that centers women of color as protagonists and explores how generational traumas inform present-day experiences, have taken major cities by storm. Last summer, two of her large-scale murals emblazoned buildings in Brooklyn and the Bronx. “Generations,” her solo show at the Museum of Fine Arts, Boston, opened in November.