Exchange-Oriented Speaking Practice and Self-Efficacy Pathways In STEM-Infused Language Learning: A Design-Based Synthesis for Reducing Speaking Anxiety and Strengthening Communicative Confidence

Abstract

Foreign language speaking anxiety is a persistent barrier to oral participation, communicative development, and sustained engagement in second and foreign language learning settings (Ansari, 2015; Bailey, 2020; Bashori et al., 2022). While learners may possess sufficient receptive competence, anxiety can suppress risk-taking and reduce the frequency and quality of speaking practice, thereby restricting opportunities for feedback, interaction, and performance improvement (Bailey, 2020). In teacher education and preservice training contexts, these dynamics become especially consequential because future educators are expected to model communication, facilitate classroom interaction, and create psychologically safe learning environments for their own students (Depaepe & König, 2018; Blackmore et al., 2018). This article synthesizes intervention-oriented evidence on speaking anxiety reduction and integrates it with design-based principles commonly associated with STEM-infused learning experiences. Although the initial prompt foregrounded scientific plant names and semantic motivation, the provided reference set is concentrated on speaking anxiety interventions, instructional design, technology-mediated speaking practice, meta-analytic logic, professional learning, and STEM-oriented pedagogy. Therefore, the present study remains strictly grounded in these references and develops a publication-ready research synthesis that explains how “exchange-oriented practice” (understood as structured interaction, collaborative speaking tasks, and mediated oral exchange) can be designed to reduce anxiety and strengthen speaking confidence through self-efficacy pathways (Bandura, 1997). Using a structured synthesis method aligned with established guidance for interpreting intervention evidence and meta-analytic reasoning, the article identifies design mechanisms—control of practice, audience modulation, supportive feedback, motivational framing, and iterative mastery experiences—that appear repeatedly across effective interventions such as flipped learning, remote speaking tasks, Web 2.0 applications, gamified mobile-assisted learning, and dynamic assessment (Abdullah et al., 2021; Abuhussein et al., 2023; Aktaş, 2023; Ali, 2022; Anton, 2009). The discussion translates these mechanisms into a coherent program model that can be implemented in teacher education and STEM-infused language learning environments to promote durable communicative confidence while acknowledging constraints typical of intervention studies (Desimone, 2009; Arthur Jr. et al., 2001).