Jakob’s Law Simplified

Designerrs Academy
Dtalks
Published in
2 min readJul 15, 2023

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In the realm of user experience (UX) design, there are fundamental principles that guide the creation of effective and intuitive digital experiences.

One such principle is Jakob’s Law, which emphasizes the importance of designing interfaces that align with users’ existing mental models and expectations.

Jakob’s Law, coined by renowned UX expert Jakob Nielsen, asserts that users prefer websites and applications that function in a similar way to those they are already familiar with.

This principle recognizes that users develop mental models based on their experiences with various websites and digital platforms.

As a result, they expect new sites to follow similar interaction patterns, interface layouts, and navigation structures.

Implementing Jakob’s Law:

  1. Similarity Method: One approach to implementing Jakob’s Law is through the similarity method. Designers can leverage existing popular websites and platforms as reference points to create interfaces that mirror familiar interactions. By adopting similar interaction patterns, users can quickly grasp the functionality and navigate the new interface with ease. This approach is particularly relevant for newer e-commerce sites, where aligning with well-established conventions helps build user trust and familiarity.
  2. Familiarity Method: Another approach is the familiarity method, which focuses on designing for familiarity rather than pursuing excessive originality. Designers can prioritize commonly understood interface elements, terminology, and navigation structures that resonate with users’ existing mental models. By capitalizing on familiar design patterns, users feel more at ease and can navigate the interface intuitively. This approach promotes efficiency and reduces cognitive load for users, leading to a more satisfying user experience.

The Importance of Designing for Familiarity:
While originality in design can be captivating, Jakob’s Law reminds us that familiarity plays a crucial role in creating user-friendly experiences.

Designing interfaces that align with users’ mental models and expectations establishes a sense of trust and reduces friction in the user’s journey.

By prioritizing familiarity, designers can facilitate efficient interactions, minimize the learning curve, and ultimately enhance user satisfaction.

Conclusion:
Jakob’s Law serves as a valuable guideline in UX design, urging designers to consider the power of familiarity in shaping user experiences. By leveraging the similarity and familiarity methods, designers can create interfaces that align with users’ expectations, reduce cognitive load, and foster intuitive interactions.

Remember, while originality is important, designing for familiarity can often yield more successful and user-friendly digital experiences.

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Designerrs Academy
Dtalks

Designerrs Academy provides a safe learning space for designers across the world. With a vision to “Democratise Design Education”.