Adobe Photoshop is a graphics editing program developed and published by Adobe Systems Incorporated. wikipedia.org

User interface design or user interface engineering is the design of computers, appliances, machines, mobile communication devices, software applications, and websites with the focus on the user's experience and interaction. wikipedia.org

Graphic design is a creative process - most often involving a client and a designer and usually completed in conjunction with producers of form (i.e., printers, signmakers, etc.) _ undertaken in order to convey a specific message (or messages) to a targeted audience. wikipedia.org

A flyer or flier, also called a circular, handbill or leaflet, is a form of paper advertisement intended for wide distribution and typically posted or distributed in public place. wikipedia.org

Page layout is the part of graphic design that deals in the arrangement and style treatment of elements (content) on a page. wikipedia.org

Information graphics or infographics are graphic visual representations of information, data or knowledge. These graphics present complex information quickly and clearly, such as in signs, maps, journalism, technical writing, and education. wikipedia.org

Photography is the art, science and practice of creating durable images by recording light or other electromagnetic radiation, either electronically by means of an image sensor or chemically by means of a light-sensitive material such as photographic film. wikipedia.org

Adobe Photoshop Lightroom is a photo editing and management computer program developed by Adobe Systems for Windows and OS X, designed to assist users in managing large quantities of digital images and doing post production work. Lightroom combines photo management and editing in one interface. wikipedia.org