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The author is currently featured in a series of video segments designed for educators which was produced by Washington , D.C. Public Television WETA-TV for their " Readingrockets " program , an on-line resource for educators involved in youth literacy .
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Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: location, person, organization 
Text: {0} 
Answer:
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