But in fact a little-known group of home-worker humans plays a large part in the Google process.

FORBES: Is Google's Algorithm Really Just 1,500 Homeworkers?

"There is no chance this will be sustained unless major brands and retailers commit to raise prices so factories can afford the renovations that are essential to prevent future disasters, " said Scott Nova, executive director of the Worker Rights Consortium, a monitoring group in Washington.

WSJ: Bangladesh Closes Three Factories of Top Exporter

"These are workers who are most likely to spend virtually everything they earn, so it just pumps money back into local economies, " said Christine Owens, executive director of the National Employment Law Project, a worker advocacy group.

NPR: Obama, Business Groups Differ On Minimum Wage Plan

"These workers sew the clothes that earn the country foreign currency, so they deserve better, " said Kalpona Akter, executive director of the Bangladesh Center for Worker Solidarity, a non-profit group.

WSJ: Bangladesh to Raise Pay for Garment Workers

Scott Nova, executive director of the Worker Rights Consortium, a Washington-based nonprofit monitoring group, said labor-rights groups' calls for better safety measures at Bangladesh factories had been met with "vague promises" from retailers.

WSJ: At Least 200 Die in Bangladesh Building Collapse

Licensed clinical social worker Christy Simpson facilitates the group sessions with a dose of Southern charm and plenty of compassion as attendees share their stories.

CNN: How to deal with the loss of a pet

Last year, when we visited Motivatit Seafoods in Houma, Louisiana, we met a group of Mexican women who were brought into the United States with H2B visas, part of the guest-worker program.

NPR: One Employer's View of Guest-Worker Plan

The comments came after Afghan officials found the body of Shim Sung-min, 29, a former information technology worker who was volunteering with the South Korean church group on an aid mission to Afghanistan.

NPR: Afghan Kidnappers Kill Another S. Korean Hostage