Example image of eyePlorer eyePlorer map for 'Charles A. Ferguson': 1921 1998 July 6 September 2 Stanford University Diglossia Sociolinguistics Center for Applied Linguistics TOEFL Washington, D.C. Ford Foundation Ethiopian Language Area Festschrift Joshua Fishman Lionel Bender Charles Ferguson Domain specificity and metaphorical code-switching Ferguson (name) Lionel Bender (linguist) Merritt Ruhlen Sociolinguistics research in India Galician language Interagency Language Roundtable Languages of Ethiopia Language planning Prestige (sociolinguistics)