E4

The provided articles do not mention an organization called "E4." Instead, they focus on the death of Mel Schilling, a dating coach best known for her role on the reality television show *Married at First Sight* in both Australia and the UK. Schilling was diagnosed with bowel cancer over two years ago, and her husband recently announced that the cancer had spread to her brain. She passed away at the age of 54. Her death is newsworthy due to her prominent role on a popular television program and her public battle with cancer. Her *Married at First Sight UK* co-star, Paul C Brunson, shared a heartfelt tribute to her, highlighting her strength and impact. Schilling's passing is a significant loss to the reality television community and those who followed her journey.