The Moore Family is one of the most powerful and influential families in all of Panem, since they are one of the 13 Patriarch Families of the Capitol.
The Moore family started to rise in popularity when Gaius Moore married Coralista Snow. This is because they then became a part of the Snow Family, which is the most powerful group of people in all of Panem. After their marriage, the two had two kids. Gaius also married another woman in secret since Coralista and Gaius's relationship was loveless.