Homelessness is a pressing and complex issue in the United States, particularly in San Diego. Here, and across the country, there are many ideas and approaches to addressing it. This week, “At the Edge of It All” was joined by Odilka Santiago, assistant professor of sociology, to discuss some of the factors driving homelessness, and the stark realities of those experiencing it. Santiago provided expert insight and explained why there’s not a one-size-fits-all solution.