By 1961 Crozier was widely seen as one of the most exciting artists in London. He had his first one-man exhibition that year at Arthur Tooth and Son which toured to the Kunstverein in Hannover the following year. His intellectual and painterly concerns were closely aligned to the adventurous group of abstract artists which included his close friends Roger Hilton and Terry Frost. In 1964 the Arts Council included his paintings in the exhibition 6 Young Painters with David Hockney, Peter Blake, Allen Jones, Bridget Riley and Euan Uglow. In 1975 Crozier was grouped alongside Francis Bacon in the important exhibition Body and Soul at the Walker Art Gallery, Liverpool.
Commenting to the Keeper of the Scottish National Gallery, in relation to the museum’s acquisition of Burning Field Essex, Crozier explained: ‘It is the custom in Essex for farmers to burn the stubble in the fields after harvest. . . making them black and dark against the skyline. It was reminiscent of those magnificent photographs of the battlefields in France and Flanders during the First World War. I have always found a fascination in this kind of desolate and ravaged landscape.’A visit to Bergen-Belsen in the 60’s left an indelible mark, and as Philip Vann has commented; for Crozier, ‘The skeleton is still very much a sentient human being: vulnerable, dignified, alone and abandoned in a landscape of astonishing beauty