MITF and melanoma: Transcription factors, such as the master regulator of the melanocytic lineage, the microphthalmia‐associated transcription factor (MITF) plays a critical and founding role in directing melanoma cell plasticity (Wellbrock & Marais, 2005; Müller et al, 2014; Noguchi et al, 2017; Goding & Arnheiter, 2019).