1.1 Welcome to the Miracles of Human Language!

1.2 Human Language and Animal Communication Systems

1.3 Human Language Versus Other 'Languages'

1.4 Discussion with Marten and Inge_ Language Diversity

1.5 Language Diversity and Ethnologue

1.6 Discussion with Marten and Inge_ What do Linguists do_

1.7 Interview with Dr. Victoria Nyst

1.8Introduction language informants + introducing Han Hu, Speaker of Mandarin Chinese

1.9 Introducing Roberta D'Alessandro, speaker of Abruzzese