The following are official DSIA definitions that disambiguate the term "information architecture" as it applies to application user interface design.
A design architect  is a seasoned facilitator of user experience planning, UX design, and is the operational lead in the creation of application user interfaces.
Information architects are known to provide architectural guidance and the blueprint for shaping application user interfaces and experience strategy.
In a digital era of constant change, teams will find themselves playing "catch up" with user behavior and technology trends. However, as human behaviors evolve and trends come and go, there are four digital experience architecture activities that are here to stay.
If you are a digital product manager, UX architect, or design architect, it's important for you to consider what I call the architecture risk principle (ARP). ARP correlates to a widely known statistical probability, called the Pareto principle.
The value of information architecture’s extends well into other critical aspects of digital environments, products, and services.