Lisa Anne Frost, a resident of Rancho Santa Margarita, was a passenger on the ill-fated United Airlines Flight 175 on September 11, 2001. The flight from Boston to L.A. was hijacked and crashed by terrorists into the south tower of the World Trade Center complex in New York City. Lisa attended Trabuco Mesa Elementary, St. Johns Middle School, where she was valedictorian, and Trabuco Hills High School, Class of 1997, where she was salutatorian. She graduated from Boston University, Class of 2001, with two Bachelor of Science degrees, both summa cum laude, in Hospitality Administration, where she was valedictorian, and Communication. She was awarded the Boston University Scarlet Key for extraordinary achievement in student activities and organizations. Her family, friends, and colleagues remembered her sweet smile, strong sense of the importance of family, intelligence, determination, consistent passion for life, and commitment to community service and helping others.