Table of contents : Contents 1 Analyzing language variation: Where sociolinguistics and linguistic typology meet 2 Isolation, complexification, and development of unusual features: A case study from some Gallo-Italian dialects of Northern Italy 3 On typological shift in Inner Anatolian Greek 4 Social factors in mixed language emergence: Solving the puzzle of Amish Shwitzer 5 Socio-linguistic effects on conditional constructions: A quantitative typological study 6 Counterfactual conditionals: Linguistic variation in Italian and beyond 7 Syntactic elaboration in the domain of periphrasticity: Evidence from Spanish Index