What was Marie van brittan browns coll edge?

Marie Van Brittan Brown was an African American nurse and inventor, best known for developing the first home security system in the 1960s. Concerned about crime in her neighborhood, she created a system that included a camera, a monitor, and a remote control to unlock the door, effectively pioneering modern home surveillance technology. Her invention laid the groundwork for the security systems we use today, highlighting the importance of innovation in personal safety. Brown's contributions have made a lasting impact on both technology and community safety.