This is how real change happens. It doesn’t arrive via a top-down mandate; it spreads sideways. And this isn’t just a feeling either. It’s a science. Many know the famed bell curve of innovators and laggards, but the real power of Everett Rogers’ “Diffusion of Innovations” theory, in my opinion, lies in the mechanics, not the labels. His decades of research confirm that lasting innovation spreads through people, not policies. It begins when a single spark is properly nurtured.

Finding your champions: the two kinds of trust

On any campus, influence flows through two distinct channels. There are the official arteries—the central support offices and committees with a formal mandate to drive change. And then there’s the colleague down hall whose opinion you genuinely seek out, the one you ask when you really want to know if something is worth your time.

Before anyone will consider trying something new, they need to trust the source. Rogers’ work gives us a clear framework for understanding these two crucial roles:

  • Opinion Leaders are those trusted colleagues. They don’t have a formal title or a mandate to promote anything. Their influence is informal, authentic, and earned through experience and respect. They are the trusted validators of new ideas within their local communities.
  • Change Agents are the professionals tasked with guiding innovation, such as educational technologists or instructional designers. They often operate from a central office, within a faculty or for a distinct programme, and have a formal responsibility to introduce and support new practices.

Real momentum builds when these two roles intersect. The most successful change agents don’t just broadcast a central agenda; they build genuine relationships and earn the trust of local opinion leaders. This is why locally-embedded support staff are so crucial—they bridge the gap, acting as formal change agents who deeply understand the unique context, values and language of a specific department or faculty.

A roadmap for change: navigating the innovation-decision process

Adopting a new tool isn’t a single event; it’s more like a mental journey. Rogers called this the “innovation-decision process,” a five-stage journey everyone goes through when considering something new. For anyone guiding change, this model is an indispensable diagnostic tool. It helps us avoid common pitfalls, like assuming low adoption is a training problem (an Implementation issue) when the real bottleneck is that we never won hearts and minds during the Persuasion stage. For me, the real genius is in the details of each stage—intricacies that Rogers’ work explores far beyond what a short article can cover, but which hold the key to solving the right problem at the right time.

The five stages are:

  1. Knowledge: A person first becomes aware of the new idea but lacks detailed information. This is the “What is it?” stage.
  2. Persuasion: They actively seek information and form an opinion, weighing the pros and cons and asking crucial questions about its value.
  3. Decision: The individual makes a choice to either adopt or reject the innovation. This is the moment of commitment, often driven by a low-risk opportunity to try it.
  4. Implementation: They put the innovation to use. This is a fragile stage where they learn by doing and determine its usefulness in their own context.
  5. Confirmation: The user looks for reinforcement of their decision, confirming its value and either continuing enthusiastically or abandoning it if the experience is poor.

While awareness begins at the Knowledge stage, the most critical phase for influence is Persuasion. This is where you can actively guide their journey by helping them answer key questions:

1 – Relative Advantage: “Will this genuinely make my work better or my life easier?”

  • Make the advantage tangible. Don’t just list features; share for instance how trusted peers saved time, improved student learning or solved a common frustration.

2 – Compatibility: “Does this actually fit with how I teach and what I value?”

  • Connect the new tool to teachers’ existing pedagogy. Show how it doesn’t replace their core philosophy but enhances it. If a lecturer values active learning, demonstrate how the tool facilitates that specific practice. This isn’t necessarily about changing their values; it’s about aligning the innovation with them.

3 – Complexity: “How hard is this going to be to learn and use?”

  • Lower the barrier to entry. If a tool seems overwhelmingly complex, its perceived advantage must be enormous to overcome that hurdle. Minimize this friction by offering simple starting points, clear guidance and readily available, human support.

4 – Trialability: “Can I try this out in a small, low-stakes way before I commit?”

  • Provide easy and safe ways to experiment. Offer a sandbox environment, run a small pilot project or host “taster” sessions. The goal is to lower the risk of adoption by allowing people to experience the innovation on their own terms, without fear of failure.

5 – Observability: “Can I see this in action? Where are others using this successfully?”

  • Show, don’t tell. Simple demos make all the difference. Also present success stories. Make them visible and accessible. A short video of a colleague explaining their workflow, or an informal departmental showcase, is often more powerful than a polished case study. Seeing is believing.
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(Rogers, 2003)

Spreading the word: the two channels of change

To help your community answer these questions, Rogers identified two critical channels of communication:

  • Mass Communication channels—like institutional newsletters or official emails—are effective for building initial awareness (the Knowledge stage). They efficiently let everyone know a new tool exists. But they are notoriously poor at changing hearts and minds.
  • Interpersonal Communication is where true influence lies. These are the one-on-one conversations, departmental meetings and informal chats with trusted colleagues. This is the channel where Persuasion happens. It’s where people can ask context-specific questions, voice concerns and get the social proof they need from their peers. As one support professional aptly put it, communication isn’t just about sharing information; it’s about “putting people at ease.”

Once persuasion leads to a positive outlook, your role shifts to supporting the final stages. To facilitate the Decision and Implementation, Trialability is key. Low-stakes workshops or small pilot projects—the “let me try” phase—provide a vital, low-risk environment to experiment and build confidence. Finally, to support the crucial Confirmation stage, create opportunities for reflection. “Come-back days,” where early adopters reconvene to share successes and troubleshoot, are powerful ways to solidify a new practice and reinforce their decision.

Nurturing the spark

You can’t mandate a spark of curiosity, but you can create the conditions for it to catch. A spark on its own is fragile; it needs oxygen to become a flame. Our role as change agents is to provide that oxygen. By identifying and partnering with peer champions, guiding people through their internal decision-making journey, and using personal stories instead of mass emails, we protect that initial spark from being extinguished by bureaucracy or complexity. These individual sparks, when given the oxygen of trust and support, create a groundswell of expertise and confidence that makes widespread adoption not just possible, but natural.

Source used and must-read:

Rogers, E. M. (2003). Diffusion of Innovations, 5th Edition. Simon and Schuster.