Marina Reis de Souza studied German and English Linguistics in Hanover. She worked as a research assistant at the English Department of the University of Hildesheim, where she completed her doctorate. Her main research interests include multimodal conversation analysis and digital interaction.

• Chapter 1: Introduction - Part I: Theoretical background - Chapter 2: English as a lingua franca - Chapter 3: Turn beginnings and turn-initial particles - Part II: Multimodal turn beginnings - Chapter 4: Initiating action: Topic shift - Chapter 5: Responsive actions - Chapter 6: Registering the receipt of information - Chapter 7: Summary and concluding remarks

Marina Reis de Souza studied German and English Linguistics in Hanover. She worked as a research assistant at the English Department of the University of Hildesheim, where she completed her doctorate. Her main research interests include multimodal conversation analysis and digital interaction.

• Chapter 1: Introduction - Part I: Theoretical background - Chapter 2: English as a lingua franca - Chapter 3: Turn beginnings and turn-initial particles - Part II: Multimodal turn beginnings - Chapter 4: Initiating action: Topic shift - Chapter 5: Responsive actions - Chapter 6: Registering the receipt of information - Chapter 7: Summary and concluding remarks

Marina Reis de Souza studied German and English Linguistics in Hanover. She worked as a research assistant at the English Department of the University of Hildesheim, where she completed her doctorate. Her main research interests include multimodal conversation analysis and digital interaction.

• Chapter 1: Introduction - Part I: Theoretical background - Chapter 2: English as a lingua franca - Chapter 3: Turn beginnings and turn-initial particles - Part II: Multimodal turn beginnings - Chapter 4: Initiating action: Topic shift - Chapter 5: Responsive actions - Chapter 6: Registering the receipt of information - Chapter 7: Summary and concluding remarks