We live in a world full of poisons and toxins — our homes are filled with harmful chemicals in cleaning supplies and dangerous metals that can kill us, if ingested. We discuss the management, science and history of poison with a toxicologist and emergency medicine pharmacist.

Hmong Americans are rarely discussed in traditional news outlets and there’s little research on Hmong media, according to a book released in August. We explore the Hmong media entrepreneurs who aim to change this pattern and the rise of the micro media industry.

Twelve percent of law enforcement officers are women, according to The 30x30 Initiative, which aims to increase that number to 30 percent by the year 2030. We speak with one of the 30x30 program founders and the new president of the Wisconsin Association of Women Police about the importance of gender parity in policing.

For three decades in the 20th century, researchers deliberately infected thousands of people with hepatitis — including more than 800 children. We speak to the author of a new book about the experiments to learn why they happened and how we can protect people in the battle against other illnesses.

About a quarter of greenhouse emissions are created from our food, agricultural and land-use systems. We talk with authors of a report about how our food system’s emissions can be reduced and how farming practices could be modified to absorb carbon from the atmosphere.

The United States is in the midst of a reckoning over racism. But one Black intellectual argues that much of the current rhetoric against racism is itself racist and hurts people of color. We talk with him about his new book, “Woke Racism: How a New Religion Has Betrayed Black America.”

Former Wisconsin U.S. Senator Russ Feingold and a fellow scholar of constitutional law warn in a new book about conservative efforts to invoke a constitutional convention. The authors talk about how delegates could rewrite foundational laws that impact generations to come.

First, we talk with an academic and Amish education advocate about the legacy of a U.S. Supreme Court ruling that lets Amish parents withdraw children from schooling. Then, we hear form a UW-Madison psychology professor about her research on what it means to smile.

We speak with a UW Health researcher about deadly combinations of meth and opioid drug use. Then, after the pandemic spurred more families to try homeschooling, we learn about this approach to education with two representatives from the Wisconsin Homeschooling Parents Association.

At the peak of harvest season, we talk with a local tribal member about Wisconsin’s wild rice. Then, a vice president of Epic Systems discusses the evolution of healthcare record-keeping as part of a series of conversations with Wisconsin business leaders.