▁an ▁Engineering ▁degree ▁at ▁Stan ford , ▁and ▁intern ed ▁for ▁studied ▁roll er - co aster ▁design ▁as ▁an ▁intern ▁with ▁Disney . ▁ ▁In ▁ 2 0 0 3 , ▁Est es ▁was ▁named ▁the ▁USA ▁Water ▁Pol o ▁Fem ale ▁Ath lete ▁of ▁the ▁Year . ▁ ▁From ▁ 2 0 0 7 – 2 0 0 9 , ▁Est es ▁served ▁as ▁a ▁volunte er ▁assistant ▁coach ▁for ▁the ▁Harvard ▁University ▁Men ' s ▁and ▁Women ' s ▁Water ▁Pol o ▁Teams , ▁while ▁finishing ▁her ▁M BA ▁at ▁Harvard ▁Business ▁School . ▁ ▁Perform ances ▁ ▁Olympic ▁Games : ▁Silver ▁Medal ▁( 2 0 0 0 ), ▁Bron ze ▁Medal ▁( 2 0 0 4 ) ▁ ▁World ▁Championships : ▁Gold ▁Medal ▁( 2 0 0 3 ) ▁ ▁Pan ▁American ▁Games : ▁Second ▁Place ▁( 1 9 9 9 ) ▁ ▁F IN A ▁World ▁Cup : ▁Second ▁Place ▁( 2 0 0 2 ) ▁ ▁External ▁links ▁ ▁Ellen ▁Est es ' ▁U . S . ▁Olympic ▁Team ▁bio ▁ ▁Category : 1 9 7 8 ▁birth s ▁Category : L iving ▁people ▁Category : American ▁female ▁water ▁pol o ▁players ▁Category : O lymp ic ▁water ▁pol o ▁players ▁of ▁the ▁United ▁States ▁Category : W ater ▁pol o ▁players ▁at ▁the ▁ 2 0 0 0 ▁Summer ▁Olympics ▁Category : W ater ▁pol o ▁players ▁at ▁the ▁ 2 0 0 4 ▁Summer ▁Olympics ▁Category : St an ford ▁Card inal ▁women ' s