Jason Fraley interviews Oscar-nominated composer David Newman, who conducts “Matilda: In Concert” live with the NSO Pops at the Kennedy Center this Friday and Saturday, including a special Q&A with Danny DeVito and Mara Wilson. He reflects on his career from “The Mighty Ducks” to “The Sandlot,” from “Tommy Boy” to “The Nutty Professor,” from “Anastasia” to “Ice Age,” as well as his favorite film scores by his legendary father Alfred Newman, brother Thomas Newman and cousin Randy Newman. (Theme Music: Scott Buckley’s “Clarion”)