Jane Duncan explains...in this article from The Guardian
Jane Duncan is the founder of Jane Duncan Architects and RIBA equality and diversity champion. "In 2003 the RIBA undertook a study on why women were leaving architecture. One woman's response perfectly summed up the general feeling: "frustrated with the amount of regulation and legislation, high stress, low pay, long hours and not enough flexibility to allow time with my children, lack of job security and lack of support".