Author Michael Pollan discussed the Farm Bill’s far-reaching impact on the U.S. food system and the environment, how journalists can better cover food policy, and more during a visit to Harvard’s Shorenstein Center on Media Politics and Public Policy. Below are the highlights:

Type 1 diabetes diagnoses have risen rapidly for Hispanic youth in comparison to other racial and ethnic groups, a recent study finds.

Evidenced by the rapidly growing salmon-farm industry, salmon is one of the world’s most popular fish. The volume of farmed Atlantic salmon increased almost 1,000 percent between 1990 and 2015, according to United Nations statistics; 75 percent of all the salmon we eat is farm-raised. Wild-caught salmon, meanwhile, has become a luxury; it’s harder to find and generally more expensive.

When it comes to your health, your doctor usually has an information advantage. She knows about treatment options, which options are appropriate and what those treatments cost. You rely on her to make recommendations. Even after treatment, you may not know if the course of action was the best available, how well it worked, or if the cost was justified.

Researchers in Switzerland found that a significant number of local dentists abuse this relationship.

Most historically black colleges and universities are located in southern counties home to black populations with above-average rates of HIV infection, a new study finds.

The 2016 presidential election surprised many because Donald Trump’s win defied the vast majority of polls. In the aftermath, some are blaming journalists for rushing information out quickly without explaining basic polling caveats. Despite all the lavish attention, polls are only as valid as their design, execution and analysis.

There are many ways to visualize data these days, as well as an increasing number of places from which to draw datasets. But it’s not always easy to figure out the shortest path to production for media use, especially on deadline. Here, we’ll focus on just one use case, the classic time-series graph — the display of the change in a variable, or variables, typically over hours, days, months or years.

Throughout the academic year, Harvard’s Shorenstein Center on Media, Politics and Public Policy hosts panel discussions, a speakers series and other events, many of which feature prominent journalists and media personalities. The following are audio and video highlights from Fall 2015, with a focus on tips for journalists and reflections on the evolving media landscape: