Violet Phiri (in white dress, fourth from right) with her family, including sister Zilose Lyons (second from left), brother-in-law Andy Lyons and sister Tamara Banda (second from right) in Lusaka, Zambia, in 2008.

Violet Phiri (in white dress, fourth from right) with her family, including sister Zilose Lyons (second from left), brother-in-law Andy Lyons and sister Tamara Banda (second from right) in Lusaka, Zambia, in 2008.

Aduro BioTech Chairman, President and CEO Stephen Isaacs is helping to lead a crowdfunding campaign to bring Violet Phiri to the Bay Area for a hip implant surgery.

Violet Phiri (in white dress, fourth from right) with her family, including sister Zilose Lyons (second from left), brother-in-law Andy Lyons and sister Tamara Banda (second from right) in Lusaka, Zambia, in 2008.

Aduro BioTech Chairman, President and CEO Stephen Isaacs is helping to lead a crowdfunding campaign to bring Violet Phiri to the Bay Area for a hip implant surgery.
Violet Phiri (right) and her sister, Aduro BioTech research scientist Tamara Banda in January 2009.