Sibyl Taite Widdows

Sibyl Taite Widdows (27 May 1876 – 4 January 1960) was a British scientist and member of the chemistry department at the London School of Medicine for Women for 40 years.

Sibyl was also one of the 19 women signatories of the Letter of 19, a 1904 petition for admission of women to Fellowship in the Chemical Society which stated: "We, the undersigned, representing women engaged in chemical work in this country desire to lay before you an appeal for the admission of women to Fellowship in the Chemical Society."(p. 64-65). During this she progressed to the rank of Lecturer, and stayed at the school until her retirement in 1942. "Percentage of Fat in Human Milk: Influence of the Method of Extraction". Journal of Human Lactation. 12 (1): 61-63. "A Study of the Variations in the Chemical Composition of Normal Human Colostrum and Early Milk". Biochemical Journal. 21 (1): 1-5. "Calcium Content of the Blood during Pregnancy". Biochemical Journal. 17 (1): 34-40. "A study of the antenatal secretion of the human mammary glad and a comparison between this and the secretion obtained directly after birth". Biochemical Journal. 29 (5): 1145-1166. "The racemisation of phenyl-p-tolylacetic acid". Journal of the Chemical Society, Transactions. 107: 702-715. "The action of magnesium phenyl bromide on derivatives of phenyl styryl ketone". Journal of the Chemical Society, Transactions. 105: 2169-2175.