Mix It Up¶

Strategy · All strategies
Evidence · 1 claim (1 for) · 3 studies (1 causal, 1 quant-synthesis, 1 review), q2–q3 · 2 of 3 report an effect size

Description¶

Mix It Up is a structured social-mixing strategy in which learners are deliberately grouped or seated with peers outside their usual social circles and given low-stakes, prompted activities to interact. The facilitator supplies conversation prompts, icebreaker questions, or shared tasks so that cross-group contact is easy to initiate, reducing the social risk that keeps cliques and identity groups separate.

Design Implications¶

The strategy operationalizes the intergroup contact tradition: contact under equal-status, cooperative conditions with institutional support reduces prejudice and increases cross-group friendships Structured intergroup contact reduces prejudice, with stronger effects when contact is cooperative and supported. [+S]. Unstructured "just be social" time tends to reproduce existing cliques; the prompts and assigned mixing are what make it work [~M].

Context¶

Requirements¶

• A physical or virtual arrangement that actually disrupts existing groupings (assigned seats, random grouping, numbered cards)
• Low-stakes conversation prompts or shared tasks that give strangers something concrete to do together
• Facilitator framing that normalizes the activity and sets expectations for respectful interaction
• Enough frequency or duration for contact to move beyond a single encounter

Constraints¶

• One-off contact events produce weak, short-lived attitude change unless followed by repeated or sustained contact [-W]
• If mixing is framed as remedial or forced, learners can experience it as stigmatizing and resist [-M]
• Contact under unequal status or competitive conditions can worsen intergroup attitudes rather than improve them [-S]
• Anxious or socially withdrawn learners may need structured roles or check-ins rather than open mingling [~M]

Implementation Variability¶

• Event format: a single scheduled "Mix It Up at Lunch Day" style event with table prompts
• Routine format: rotating seats or random grouping embedded in daily instruction
• Task format: cross-group pairs working on a shared product, blending mixing with collaborative learning
• Digital format: randomized breakout pairings in video-conference classes with prompt slides

Target Learners¶

• Adolescents and young adults in settings where social groups have crystallized along identity or interest lines
• Learners in newly formed cohorts (start of year, merged programs) where norms are still forming [+W]
• Less effective for very young children, whose friendships are more fluid and less clique-bound [~W]

Target Learning Goals¶

• Social-emotional goals: perspective-taking, empathy, and comfort with difference
• Community-building: broadening friendship networks and sense of belonging
• Prerequisite conditions for academic collaboration across group lines

Instructions¶

1. Map the social landscape — identify existing clusters so the mixing actually crosses them, rather than reshuffling within cliques.
2. Assign the mix — use random or deliberate assignment (numbered cards, colored stickers) so no learner bears the social cost of choosing to cross lines.
3. Provide prompts — supply concrete, low-stakes questions or a shared task; open-ended "get to know each other" without structure stalls [~M]. A brief check-in round works well as a starter.
4. Facilitate lightly — circulate, model prompt use, and redirect; avoid hovering, which signals the interaction is artificial.
5. Debrief and repeat — a short reflection consolidates the experience, and repetition converts a one-time event into a norm.

Related Strategies¶

• Cooperative learning — adds shared goals and accountability to cross-group contact, strengthening its effects
• Check-ins — a low-stakes structured format that can serve as the mixing prompt itself
• Jigsaw — a task structure that makes cross-group interdependence unavoidable

Examples¶

• Mix It Up at Lunch Day (Learning for Justice, formerly Teaching Tolerance) — schools assign lunch-table groupings and provide conversation starter cards to break up cafeteria cliques.
• Randomized breakout pairs in online courses — instructors use breakout-room randomization with a posted prompt slide to mix students who never interact in the main session.
• Rotating lab partners in secondary science — weekly randomized pairing with role cards (materials manager, recorder) gives each mixed pair a built-in task structure.

Key Sources¶

• Pettigrew, T. F., & Tropp, L. R. (2006). A meta-analytic test of intergroup contact theory. Journal of Personality and Social Psychology, 90(5), 751–783. doi:10.1037/0022-3514.90.5.751
• Allport, G. W. (1954). The nature of prejudice. Addison-Wesley.
• Slavin, R. E. (1995). Cooperative learning: Theory, research, and practice (2nd ed.). Allyn & Bacon.
• Davies, K., Tropp, L. R., Aron, A., Pettigrew, T. F., & Wright, S. C. (2011). Cross-group friendships and intergroup attitudes: A meta-analytic review. Personality and Social Psychology Review, 15(4), 332–351. doi:10.1177/1088868311411103