Labour exploitation has overtaken sex slavery as the most common form of human trafficking in Australia. This week on Insight we hear from migrant workers from various industries across the country, brought here on a range of different visas. They share their experience of underpayment, long hours, unsafe working conditions, threats and abuse.

Insight will hear from recent immigrants, all of them granted Australian citizenship in the three years since the last federal election, about the issues that matter most to them. These voters have a unique perspective on the Australian election process and how it compares to the political systems in their native countries.

How do people deal with tragedy and disasters when they're first on the scene? From everyday reluctant heroes who put themselves in danger to save others, to rescue workers who put their lives at risk doing their jobs, and bystanders who freeze rather than act when witnessing an unfolding crisis: Insight hears from them and others. Australian current affairs forum, with lively debate and powerful first-person stories. Hosted by award-winning journalist Jenny Brockie.

Insight explores one of the greatest taboos in parenting: mothers who leave. We investigate the complex reasons women make the heart-wrenching decision to walk away from family life. Insight is an Australian current affairs forum, with lively debate and powerful first-person stories. Hosted by award-winning journalist Jenny Brockie.

Insight investigates what happens to the children who are caught up in international custody battles, and if there's a better way to solve the dispute.

Diabetes is one of Australia's greatest health dilemmas. Every day, 280 people develop the condition. But can you get rid of it? Insight sits down with Dr Michael Mosley to investigate why this has become such an issue for Australians, how the food you eat impacts your blood sugar levels, and the plan he believes will reverse the disease in many sufferers.