There are a few names that come to mind. For instance, Anne Carson has received recognition in both poetry and fiction with her unique and powerful writing styles. Another is Marilynne Robinson, known for her profound works in both fields.
Authors like Tracy K. Smith have managed to win the Pulitzer Prize in both poetry and fiction. Their diverse and outstanding contributions to these literary forms have made them stand out in the literary world.
The Pulitzer Prize for Fiction is a significant accolade that celebrates the best in fictional storytelling. It's awarded based on various criteria, including the quality of the writing, the depth of the characters, and the overall impact of the work.
There could be various reasons. It might have been due to a lack of outstanding works that stood out among the entries or changes in the judging criteria and process.