Author Heather McGhee, known for her 2021 book "The Sum of Us," has discussed modern activism and related societal issues.McGhee expressed the view that Martin Luther King Jr. would be inspired by today's activism. Her discussion also covered the economic costs associated with racism and highlighted the importance of community organizing. A central theme she addressed was the "zero-sum lie," an idea suggesting that progress for some groups inherently leads to losses for others.