She has served as an expert advisor for Public Health England and is Chair of the National AIDS Trust.

[2] In an interview with The BMJ Anderson revealed that as a teenager she had underperformed in her A-levels and had initially not secured a place at medical school.

[3] In the early nineties Anderson joined Barts and The London, where she worked as a consultant physician, and held a joint position at Homerton University Hospital.

[5] Anderson serves as Director of the Homerton University Hospital NHS Foundation Trust Centre for the Study of Sexual Health and HIV.

[2] In 2005 she presented evidence before the government, arguing that long-stay visitors to the United Kingdom, undocumented people and those refused indefinite leave to remain should not be charged for HIV care.