User Experience Design is a concept that is fundamental to how we experience information and services in an electonic age.
User experience is a term used to describe the overall experience and satisfaction a user has when using a product or system. It most commonly refers to a combination of software and business topics, such as selling over the web, but it applies to any result of interaction design - Wikipedia
I will not attempt to explain all the facets of this concept but further information can be found at:
What I did want to share was a very informative resource I found that focuses on helping product teams who are creating new or iteratively improving applications for thinking work.
Working through Screens was written for use during early, formative conversations, it provides teams with a broad range of considerations for setting the overall direction and priorities for their onscreen tools. With hundreds of envisioning questions and fictional examples from clinical research, financial trading, and architecture, this volume can help definers and designers to explore innovative new directions for their products. Working through Screens is also freely available in printable .pdf book and summarized .pdf “Idea Card” formats as well as on the web.