This paper was presented to the inaugural joint conference of The Society of Analytical Psychology and the West Midlands Institute of Psychotherapy in the autumn of 2020. It develops the author’s interest (2011, 2015, 2016) in Winnicott’s engagement with Jung by looking at the imagery of Michael Maier’s alchemical work of 1617, Atalanta Fugiens, through the lens of Matte Blanco’s bi‐logic.