On today’s episode of The Confluence: Pittsburgh Public Schools sent 26 teachers furlough notices, but is having trouble filling certain positions, like special education teachers; why is there a different look and different interest level in this year's Steelers' training camp and preseason; there’s a movement by Black-led groups to bring more students of color into the tech industry in Pittsburgh.Today’s guests include: Nina Esposito-Visgitis, president of the Pittsburgh Federation of Teachers; and Sean Gentille, senior writer for The Athletic.