Seidler Session 1: Knowing Harry

Penelope Seidler AO, Colin Griffiths, Andrew Andersons AO in conversation In our inaugural Seidler Session, we engage in a conversation about the life, work, and lasting legacy of Harry Seidler. About our speakers Andrew Andersons AO is an Australian architect who designed the extension to the AGNSW in the late 1960s, and extensions to NSW Parliament House and SLNSW in the 1970s. Between 1989 and 2013 he was Director of Peddle, Thorp and Walker, and now works as a freelance architectural consultant. Colin Griffiths is an architect who, as a 19-year-old student, began working for Harry Seidler in 1953 and is responsible for drawing many of Seidler most renowned projects. Penelope Seidler AO is the widow of Harry Seidler who she married in 1958, she is an architect and manages Harry Seidler Associates architects. She is involved with many cultural organisations. Header image: Installation views from “Migrating Modernism. The architecture of Harry Seidler”, with artworks by Theo Van Doesburg, Josef Albers and "Portrait of Harry & Penelope Seidler" by Petrina Hicks, SMAC San Marco Art Centre, Venice, 2025. Photo: Enrico Fiorese. Migrating Modernism. The architecture of Harry Seidler was originally produced by the Chau Chak Wing Museum in collaboration with and presented at San Marco Art Centre, Venice in 2025. The presentation during the Venice Architecture Biennale of Migrating Modernism. The architecture of Harry Seidler, received support from John Kaldor AO, the ALBN Foundation, the Keir Foundation, the Sarina Russo Foundation, and the Turnbull Foundation. The Australian expanded exhibition of Migrating Modernism. The architecture of Harry Seidler, at the Chau Chak Wing Museum has received support from John Kaldor AO, the ALBN Foundation, the Sarina Russo Foundation, the Sherman Foundation, and the University of Sydney USA Foundation.