PHILADELPHIA (CBS) — On Tuesday, Philadelphia City Council held a hearing on the impact of changing schedules and unstable hours on Philadelphia workers and their families.

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“Our economy is changing and it’s changing rapidly,” said Councilwoman Helen Gym.

Continuing her impassioned speech, Gym proclaimed that “huge swabs of Philadelphians are now in a part-time workforce that affords them too few protections and where a lack of standards has allowed for troubling practices  that potentially expose parents and caregivers to unsustainable work environments and family lives.”

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There was also testimony at Tuesday’s hearing from workers who say they’ve been impacted by unpredictable scheduling.