Ralph Johnson is a leading figure in South African ceramics, known for his rough, often unglazed pottery surfaced with coloured slips and an experimental use of mixed media, including wire, mesh and gold leaf. Born in Johannesburg, Johnson originally trained as a dentist before making a decisive career shift in 1979 to work full-time with clay after studying with Digby Hoets. He completed an Honours Degree in Ceramics at the University of Natal, Pietermaritzburg (1984), and an MA in Ceramic Design at Staffordshire University, Stoke-on-Trent (1992). Alongside his studio practice, Johnson has played a significant role as an educator, teaching at Paarl College from 1985 and lecturing in the Fine Art Department at Stellenbosch University from 1988, influencing generations of ceramists. Johnson has received numerous awards, including the Corobrik National Ceramics Exhibition (1984) and the Bernardaud International Ceramics Competition in Paris (1992). His work is held in major public collections in South Africa and internationally, including the Durban Art Gallery, Pietermaritzburg Art Gallery, the American Museum of Ceramic Art (Pomona), Staffordshire University Collection, and the Bernardaud Collection, Limoges.