Interactional Competence

Definition:

Interactional competence (IC) is the knowledge and ability needed to participate in real-time spoken interaction—managing turn-taking, building sequences, deploying repair, adjusting recipient design, and co-constructing meaning with a specific interlocutor in a specific context. The concept, developed primarily by Richard Young (2011) drawing on Conversation Analysis (CA) and Dell Hymes’ communicative competence framework, extends beyond the individual’s internal grammar to the distributed, dyadic or multi-party achievement that is every real conversation.

In-Depth Explanation

Why interactional competence is not just communicative competence:

Communicative competence (Hymes, 1972; Canale & Swain, 1980) describes what an individual speaker knows and can do. But interaction is inherently distributed—no one person produces conversation; it is co-constructed moment by moment between participants. Richard Young (2011) argued that IC is “not something a speaker has but rather something speakers do together in a specific practice.”

Core components of interactional competence:

Turn-taking: Managing transitions between speakers—initiating, yielding, holding, and reading transition-relevance places (Sacks, Schegloff & Jefferson, 1974). L2 learners often struggle with turn-entry in fast native-speaker conversation due to timing sensitivity and topic-initiation formulas.

Sequence organization: Understanding the sequential logic of conversation—adjacency pairs (question–answer, greeting–greeting, offer–accept/reject); pre-sequences; post-sequences. L2 learners may produce grammatically correct responses that violate sequential expectations.

Repair: Identifying and correcting trouble sources in speaking, hearing, or understanding. Both self-initiated and other-initiated repair are essential IC resources; L2 learners may avoid repair initiation, leading to misunderstanding persistence.

Recipient design: Tailoring speech to a specific interlocutor—register, vocabulary choice, repair frequency, footing. Competent interactants monitor their partner’s comprehension displays and adjust accordingly.

Interactional routines and practices: Context-specific sequences (service encounters, academic office hours, job interviews) have recurrent structural features—IC includes knowing the routines specific to each practice type.

IC vs. traditional SLA views:

Traditional SLA explains L2 development as the growth of an individual’s internal linguistic system. CA-SLA researchers argue this obscures the fundamentally social achievement of interaction. Mori (2002), Gardner & Wagner (2004), and others have shown that what appears as individual L2 proficiency is inseparable from the interactional context—the same learner may display far higher or lower competence depending on their interlocutor, task, and sequential position.

Assessment implications:

Most oral proficiency tests (IELTS speaking, TOEIC Oral) use monologic formats or artificial scripted dialogues that do not tap genuine IC. CA-informed assessment scholars (e.g., May, 2011) have argued for paired interaction tasks that allow evaluators to observe turn-taking, repair initiation, and recipient design in action—not just vocabulary and grammar accuracy.

Japanese interactional competence:

Japanese interaction has distinct IC features that L2 Japanese learners must acquire:

Aizuchi (相槌): Back-channeling (ええ, そうですか, なるほど) is far denser in Japanese than English and serves to actively display understanding and uptake—L2 learners who fail to produce aizuchi appear disengaged.
Politeness registers: Switching between ている/ている → ています/います depending on interlocutor requires real-time recipient design.
Topic intimacy sequences: Japanese conversation often uses context-specific topic-opening formulae (最近どうですか, ところで…) that differ from English equivalents.

History

1972: Hymes’ communicative competence provides the theoretical precursor.
1974: Sacks, Schegloff & Jefferson publish the foundational CA turn-taking paper.
1997: Hall’s “Particular inter-actions” introduces IC thinking to applied linguistics.
2002: Mori’s CA-SLA work shows how L2 participants achieve interaction collaboratively, not individually.
2011: Richard Young publishes Interactional Competence in Language Learning, Teaching, and Testing—the consolidating text.
2014–present: CA-SLA becomes an active subfield; IC is incorporated into task-based teaching and oral assessment frameworks.

Common Misconceptions

“IC is just fluency.” Fluency (speech rate, pause frequency) is one component; IC also encompasses sequence management, repair, and recipient design—none of which are simple fluency measures.

“IC is an individual trait.” IC is relational and context-dependent—a learner may display high IC with practiced interlocutors and low IC in unfamiliar institutional encounters.

“IC can be fully taught through explicit instruction.” Explicit instruction can raise awareness of IC features (aizuchi, repair formulas, turn-entry devices), but IC develops primarily through actual conversational practice.

Criticisms

The CA-SLA research tradition relies heavily on qualitative microanalysis; critics note that generalizability and pedagogical prescriptions are difficult to derive.
Defining “IC development” and measuring it is methodologically challenging; progress is often indexed by episode-specific achievements rather than global improvement.
The emphasis on distributed, context-specific competence complicates curriculum design and standardized assessment.

Social Media Sentiment

Interactional competence is rarely named in mainstream language-learner communities, but the underlying experiences are widely discussed: “I can read Japanese but I freeze up in real conversation,” “Talking with native speakers feels totally different from class,” “I can’t keep up with the speed of turn-taking.” Polyglot YouTubers and iTalki coaches focus implicitly on IC skills—particularly turn-taking and repair strategies—without using the academic terminology.

Last updated: 2026-04

Practical Application

Use simulated interaction tasks that require full conversational management (role plays, one-on-one tutoring sessions, language exchange) rather than scripted dialogues.
Teach aizuchi explicitly to Japanese L2 learners; model and practice ええ, なるほど, そうですね in video/audio contexts.
Repair-focused exercises: Teach learners to say すみません、もう一度おっしゃっていただけますか? and provide L2 repair formulas for common trouble sources.
Video self-review: Reviewing recorded conversations helps learners notice turn-taking failures, over-talking, or absent back-channeling.
Language exchange / iTalki: unscripted real interaction is the most direct IC training; begin with structured information-gap tasks that scaffold turn management.

Related Terms

Research

Sacks, H., Schegloff, E. A., & Jefferson, G. (1974). A simplest systematics for the organization of turn-taking for conversation. Language, 50(4), 696–735. [Summary: Foundational CA paper describing the turn-taking system; the bedrock on which IC research builds.]

Young, R. F. (2011). Interactional Competence in Language Learning, Teaching, and Testing. Routledge. [Summary: Defines and elaborates IC as distributed, practice-specific, and co-constructed; provides framework for teaching and assessing IC.]

Hall, J. K. (1999). A prosaics of interaction: The development of interactional competence in another language. In E. Hinkel (Ed.), Culture in Second Language Teaching and Learning. Cambridge University Press. [Summary: Argues for IC as situated in social interaction practices; connects cultural learning and language learning through interactional routines.]

Mori, J. (2002). Task design, plan, and development of talk-in-interaction: An analysis of a small group activity in a Japanese language classroom. Applied Linguistics, 23(3), 323–347. [Summary: CA-SLA study demonstrating that task design shapes interactional achievement; shows IC as emergent from specific task structures.]

Kramsch, C. (1986). From language proficiency to interactional competence. Modern Language Journal, 70(4), 366–372. [Summary: Early paper linking language proficiency to interactional contexts, arguing that competence is always context-bound and co-constructed.]

Mikey Does