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Interstellar Intersubjectvity: The Significance of Shared Cognition for Communication, Empathy, and Altruism in Space

Author

Editor

  • Douglas A. Vakoch

Summary, in English

What kind of indispensable cognitive ability is needed for intelligence, sociability, communication, and

technology to emerge on a habitable planet? My answer is simple: intersubjectivity. I stress the

significance of intersubjectivity, of shared cognition, for extraterrestrial intelligence and interstellar

communication, and argue that it is in fact crucial and indispensable for any successful interstellar

communication, and in the end also for the concepts that are focus of this volume, empathy and altruism in

space. Based on current studies in cognitive science, I introduce the concept of intersubjectivity as a key to

future search for extraterrestrial intelligence, and then explain—leaning on phylogenetic, ontogenetic, and

cultural-historical studies of cognition—why intersubjectivity is a basic requisite for the emergence of

intelligence, sociability, communication, and technology. In its most general definition, intersubjectivity is

the sharing of experiences about objects and events. I then discuss what “intelligence” is. I define it as

cognitive flexibility, an ability to adjust to changes in the physical and socio-cultural environment. Next, I

discuss sociability and complex social systems, and conclude that we probably can expect that an

extraterrestrial civilization which we can communicate with has a high degree of social complexity, which

entails a high degree of communicative complexity and high degree of cognitive flexibility. Concerning

communication, I discuss intention, attention and communicative complexity. I also stress three sociocognitive

capacities that characterize advanced complex technology: a sustainable, complex social system,

with a regulated system for collaboration, such as ethics; complex communication for collaboration and

abstract conceptualization; and a high degree of distributed cognition. Finally, if we conclude that

intersubjectivity is a fundamental requisite, we then have some options for future interstellar

communication. We should target Earth analogues, monitor them, and finally initiate an interstellar

intersubjective interaction.

Publishing year

2014

Language

English

Pages

141-167

Publication/Series

Extraterrestrial Altruism: Evolution and Ethics in the Cosmos

Document type

Book chapter

Publisher

Springer

Topic

  • Languages and Literature
  • History of Ideas

Status

Published

Project

  • Centre for Cognitive Semiotics (RJ)

ISBN/ISSN/Other

  • ISBN: 978-3-642-37749-5