Twin-keep track of agile and continual discovery: What you require to know


Web Development

In this guideline, we’ll give an overview of dual-observe agile, which include its origins, concepts, and how the framework has evolved in the context of the ongoing discovery.

We’ll also emphasize some crucial distinctions involving twin-monitor agile and continuous discovery and recommend some more looking at if you want to study far more about these concepts straight from the source.

Desk of contents

What is dual-track agile?

In the early times of agile, groups were being nonetheless battling with waterfall-like ticket-using associations. Design and style would be anticipated to do upfront operate and then hand off their strategies to merchandise or engineering. Similarly, products supervisors struggled to contain the entire team in their planning and prioritization do the job.

The heart of dual-monitor agile (also termed dual-monitor scrum or dual-track advancement) is about integrating discovery efforts (analyzing what to create) with shipping attempts (making) and fostering close collaboration across product or service, engineering, and structure. All of this is to increase the supply of beneficial results to the small business and clients.

Diagram: Dual-Track Agile
Source: Jeff Patton

Twin-observe agile is truly just agile. The label twin-observe agile brings about confusion.

For illustration, the most prevalent false impression involved with twin-track agile is that there are two individual groups for discovery and shipping and delivery or separate folks with unique tasks. This was under no circumstances the intention.

Jeff Patton’s sequence of articles from 2017 to 2019 tackle dual-keep track of agile myths and share functional tips for products teams.

Steady discovery is the new twin-observe agile

If you’re fascinated in twin-keep track of agile, you need to know that this standard idea has evolved and enhanced vastly because the expression was to start with coined extra than a 10 years back. In point, continual discovery has fundamentally replaced dual-track agile over the final few of a long time.

Let’s take a quick search at the origins of dual-observe agile and what this appears to be like like nowadays in an suitable digital product or service growth environment.

Twin-keep track of agile: A temporary record

A few of a long time just after the Agile Manifesto was made, the Journal of Usability Scientific tests revealed a paper titled “Adapting Usability Investigations for Agile Person-centered Design,” which described UX and engineering doing the job collaboratively across “dual tracks” or “parallel tracks.”

Indeed, designers and developers operating so closely alongside one another was a novel notion at the time and a handy contribution to the agile community, but these have been effectively mini-waterfall handoffs amongst different groups. We have considerably superior means of working today.

A couple of a long time afterwards, sometime about 2012, amongst some talks and articles or blog posts, Jeff Patton and Marty Cagan, esteemed thought leaders in the products administration planet, coined the terms twin-keep track of scrum and dual-keep track of agile. Later that 12 months, Cagan started musing about the strategy of constant discovery next the increase of continual shipping in the agile and DevOps earth.

The tale didn’t conclude in 2012, even so. A designer-turned-item-chief named Teresa Torres labored with merchandise groups from a huge array of providers for 8 decades just before releasing the groundbreaking book, Ongoing Discovery Habits  in Might 2021. This e book has a ahead created by Marty Cagan and dishes on every thing you need to know about the inseparable character of discovery and shipping and delivery, as well as the crucial, triune marriage amongst layout, solution administration, and engineering.

What is constant discovery?

Steady discovery aims to help product or service groups create the proper issues correct and speedily examination assumptions to lessen waste and mitigate the hazard of setting up the mistaken matter.

Ongoing discovery as a method very first expects a “product trio,” which is made up of a few persons from style, item, and engineering, to be in area. Other crucial experts need to be integrated as wanted.

This team performs collectively as a single group, knowledge the current expertise, focus on buyer section, and company objective. They do the job alongside one another to job interview shoppers, assess facts, and synthesize conclusions although developing a living, visual breakdown of the option place. Alternatives are the needs, pain points, or wishes of the concentrate on purchaser.

Continuous Discovery: Opportunity-Solution Tree
Resource: Product Speak

Even apart from the guide, Teresa and the team at Item Speak have tons of assets obtainable if you want to discover a lot more about steady discovery and associated concepts.

What’s the change among twin-monitor agile and constant discovery?

There are at minimum a few noteworthy discrepancies in between the outdated dual-observe agile and the newer steady discovery thought. These variances have to do with buyers, the discovery-shipping marriage, and the triad team of style, products, and engineering.


Very first, the emphasis on chatting with shoppers is the starkest improve from regular dual-track agile. It’s not that twin-observe agile was anti-shopper — much kind it — but the emphasis in this subject was normally far more on the relationships of the distinct capabilities and how the people perform together within just the set agile frameworks, these kinds of as scrum.

In contrast, as Teresa Torres prescribes, purchaser interviews are by much the main source of perception into options to move any metric a crew is aiming for. Considerably of her e-book addresses how to perform client interviews and automate these processes. Person research often dominates the interview discussions as effectively.

Discovery-shipping and delivery marriage

The next obvious difference in the evolution from twin-keep track of agile to continuous shipping and delivery is simply how we assume of these two styles of function.

In an post titled “Dual Track Improvement is not Duel Track,” Jeff Patton wrote, “There are two varieties of operate, and there is no way all-around it.” He also states later in the write-up, “Discovery and progress are demonstrated in two tracks due to the fact they are two forms of operate, and two types of thinking.”

In distinction, Teresa Torres evidently sees discovery and shipping and delivery as intertwined. Here’s a snippet from an interview with Torres on the Solution Espresso podcast:

“I think when you get genuinely very good at steady discovery, there is no lengthier a distinction in between discovery and delivery… It is just a thing we are doing. I really do not want to set a label on it or phone it a observe or connect with it a stage. It’s just some thing I am constantly doing… In our early rounds of assumption tests, we could possibly be performing prototypes and surveys and facts mining, but in our successive rounds [of discovery] we’re possibly undertaking live manufacturing tests. A reside production check calls for delivery…” 

In Chapter 11 of the Constant Discovery Routines e-book — which I am happy to say I possess and cherish — Teresa writes: “. . . we say discovery feeds shipping and delivery and shipping and delivery feeds discovery. They are not two distinct phases. You can not have 1 devoid of the other.”

The trio: Design, item, and engineering

Whilst not incompatible with the old techniques of twin-observe agile, continual discovery definitely hits tough on the certain functioning product of item, design, and engineering. This products trio is also referred to as a triad or trinity.

The products trio is precisely 3 men and women focused to a goal and possibility area. This is an inclusive group, on the other hand, so some others can be added as necessary, relying on the alternatives currently being explored. Increase in the relaxation of the enhancement workforce and you have a standard Marty Cagan item staff or squad.

Just to illustrate how huge of a deal this is in continuous discovery, Teresa Torres has claimed that her business would not even entertain a consulting gig if the potential shopper does not already use trios.

Go do steady discovery!

Ahead of you dismiss steady discovery or dual-keep track of agile, I’ll leave you with an additional estimate from an job interview with Teresa Torres on

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