370 africanamericanstudies alternativeeducation autobiography behaviormodification biography booksandreading casestudies congresses criticalpedagogy digitalfilters(mathematics) digitaltechniques eccentricsandeccentricities education electronicnoise ethnicstudies experimentalmethods noisecontrol nonfiction parentandchild personalmemoirs prevention prisoners problemyouth racediscrimination racerelations schoolviolence science secondary signalprocessing socialscience unitedstates urban