Simplify the following text for a Grade 10 native English-speaking person.
Original: He attended the Curtis Institute of Music in Philadelphia , Pennsylvania and is an instructor at the Peabody Institute at Johns Hopkins University in Baltimore , Maryland and the Mannes College of Music in New York City .
Simplified: He went to the Curtis Institute of Music in Philadelphia , Pennsylvania . He teaches at the Peabody Institute at Johns Hopkins University in Baltimore , Maryland .