Abstract :
The 15th International Symposium on Electrets (ISE 15) was held August 10???13, 2014, at Johns Hopkins University Campus in Baltimore, Maryland, USA. After 42 years of ISE meetings held in South America, Asia, and Europe, ISE 15 brought the meeting back to its origins in the United States. The first two meetings in this conference series were held Oct 15???20, 1967, in Chicago and Oct 8???13, 1972, in Miami.
