Union groups and other campaigners see such moves as an attack on their power to secure higher wages for workers. “[This is] an often low-paid and vulnerable workforce of predominantly women of color who do critical work helping seniors and people with disabilities with daily tasks,” said Amy Traub, the associate director of policy and research for Demos, a public policy organization that has published research on federal government wages. “These rules slash at workers’ ability to join together to improve their jobs”.