A year after launching his book Pet Nation: The Inside Story of How Companion Animals Are Transforming Our Homes, Culture and Economy, author Mark Cushing returns for a walk ‘n talk with Brenda Andresen to revisit the “seismic shifts” in pet culture across America. He confirms the trends expanding pet ownership are alive and well and the desire for people to have pets and do everything possible to keep them healthy and happy has grown even stronger. Now, will the industry keep up with demand?