Civil Rights
Movements, leaders, victories and the continuing fight for equality.
Explore the people, places, events, achievements, struggles and stories that shaped our journey.
Movements, leaders, victories and the continuing fight for equality.
Innovation, patents, science, technology and world-changing contributions.
Pioneers, champions, Negro Leagues, records, activism and excellence.
Meet the people whose lives, choices and achievements shaped the journey.
Black towns, communities, institutions and places where history happened.
Moments that changed communities, movements, institutions and the nation.
Mansa Musa was the ruler of the Mali Empire in West Africa. Details recorded here should be sourced; unknown information is left blank.
MORE →Reflects the personal views, recollections, and perspective of the author, Mike Davis.
This is a personal recollection on the Move fire on May 13, 1985
This article includes a list of references, related reading, or external links, but its sources remain unclear because it lacks inline citations. (August 2012) |

A presentation conveys information from a speaker to an audience. Presentations are typically demonstrations, introduction, lecture, or speech meant to inform, persuade, inspire, motivate, build goodwill, or present a new idea/product.[1] Presentations usually require preparation, organization, event planning, writing, use of visual aids, dealing with stress, and answering questions.[2] "The key elements of a presentation consists of presenter, audience, message, reaction and method to deliver speech for organizational success in an effective manner."[2]
Presentations are widely used in tertiary work settings such as accountants giving a detailed report of a company's financials or an entrepreneur pitching their venture idea to investors.[3][4] The term can also be used for a formal or ritualized introduction or offering, as with the presentation of a debutante.[5]
Presentations in certain formats are also known as keynote[6] address. Interactive presentations, in which the audience is involved, are also represented more and more frequently. Instead of a monologue, this creates a dialogue between the speaker and the audience. The advantages of an interactive presentation is for example, that it attracts more attention from the audience and that the interaction creates a sense of community.[7]
Presentation software is commonly used to generate the presentation content. Content such as text, images, links, and effects are added into each of the presentation programs to deliver useful, consolidated information to a group. Visual elements add to the effectiveness of a presentation and help emphasize the key points being made through the use of type, color, images/videos, graphs, layout, and transitions.
One common means to help one convey information and the audience stay on track is through the incorporation of text in a legible font size and type.[8] According to the article "Prepare and Deliver an Effective Presentation",[9] effective presentations typically use serif fonts (e.g. Times New Roman, Garamond, Baskerville, etc.) for the smaller text and sans serif fonts (e.g. Helvetica, Futura, Arial, etc.) for headings and larger text. The typefaces are used along with type size to improve readability for the audience. A combination of these typefaces can also be used to create emphasis. The majority of the fonts within a presentation are kept simple to aid in readability. Font styles, like bold, italic, and underline, are used to highlight important points.
It is possible to emphasize text and still maintain its readability by using contrasting colors. For example, black words on a white background emphasize the text being displayed but still helps maintain its readability.[10] Text that contrasts with the background of a slide also enhances visibility. Readability and visibility enhance a presentation experience, which contributes to the effectiveness of it.[citation needed] Certain colors are also associated with specific emotions and the proper application of these colors adds to the effectiveness of a presentation through the creation of an immersive experience for an audience.
Large images relevant to the presentation attract an audience's attention which in turn can clarify the topics within the presentation. Using pictures sparingly helps support other presentation elements (e.g. text). Short videos are used to help the presenter reinforce their message to the audience. With the additional reinforcement that images and videos offer, the effectiveness of a presentation may be improved.[citation needed]
There lacks a comprehensive list of criteria common among research studies or educational institutions in a typical presentation rubric used to assess presentations.[11] Nevertheless, De Grez et al., in consultation with experienced higher education teachers, developed a rubric composed of nine evaluative criteria, of which five dealt with one's manner of delivery (interaction with audience, enthusiasm, eye contact, vocal delivery, and body language), three were content related (structure, quality of introduction, and conclusion), and one evaluated general professionalism.[12]
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A presentation conveys information from a speaker to an audience. Presentations are typically demonstrations, introduction, lecture, or speech meant to inform, persuade, inspire, motivate, build goodwill, or present a new idea/product. Presentations usually require preparation, organization, event planning, writing, use of visual aids, dealing with stress, and answering questions. "The key elements of a presentation consists of presenter, audience, message, reaction and method to deliver speech for organizational success in an effective manner." Presentations are widely used in tertiary work settings such as accountants giving a detailed report of a company's financials or an entrepreneur pitching their venture idea to investors. The term can also be used for a formal or ritualized introduction or offering, as with the presentation of a debutante. Presentations in certain formats are also known as keynote address. Interactive presentations, in which the audience is involved, are also represented more and more frequently. Instead of a monologue, this creates a dialogue between the speaker and the audience. The advantages of an interactive presentation is for example, that it attracts more attention from the audience and that the interaction creates a sense of community.
In computing, a presentation program (also called presentation software) is a software package used to display information in the form of a slide show. It has three major functions: an editor that allows text to be inserted and formatted a method for inserting and manipulating graphic images and media clips a slide-show system to display the content Presentation software can be viewed as enabling a functionally-specific category of electronic media, with its own distinct culture and practices as compared to traditional presentation media (such as blackboards, whiteboards and flip charts). Presentations in this mode of delivery have become pervasive in many aspects of business communication, especially in business planning, as well as in academic-conference and professional conference settings, and in the knowledge economy generally, where ideas are a primary work output. Presentations may also feature prominently in political settings, especially in workplace politics, where persuasion is a central determinant of group outcomes. Most modern meeting-rooms and conference halls are configured to include presentation electronics, such as projectors suitable for displaying presentation slides, often driven by the presenter's own laptop, under direct control of the presentation program used to develop the presentation. Often a presenter will present a lecture using the slides as a visual aid both for the presenter (to track the lecture's coverage) and for the audience (especially when an audience member mishears or misunderstands the verbal component). Generally in presentations, the visual material is considered supplemental to a strong aural presentation that accompanies the slide show, but in many cases, such as statistical graphics, it can be difficult to convey essential information other than by visual means; additionally, a well-designed infographic can be extremely effective in a way that words are not. Endemic over-reliance on slides with low information density and with a poor accompanying lecture has given presentation software a negative reputation as sometimes functioning as a crutch for the poorly informed or the poorly prepared.
The Presentation of Jesus is an early episode in the life of Jesus Christ, describing his presentation at the Temple in Jerusalem. It is celebrated by many churches on February 2nd, 40 days after Christmas, on Candlemas or the Feast of the Presentation of Christ in the temple. The episode is described in chapter 2 of the Gospel of Luke. Within the account, "Luke's narration of the Presentation in the Temple combines the purification rite with the Jewish ceremony of the redemption of the firstborn (Luke 2, Luke 2:23–24)." In the Eastern Orthodox Church, the Presentation of Jesus at the temple is celebrated as one of the twelve Great Feasts, and is sometimes called Hypapante (Ὑπαπαντή, "meeting" in Greek). The Orthodox Churches which use the Julian Calendar celebrate it on 15 February, and the Armenian Church on 14 February. In Western Christianity, the Feast of the Presentation of the Lord is also known by its earlier name as the Feast of the Purification of the Virgin or the Meeting of the Lord. In some liturgical calendars, Vespers (or Compline) on the Feast of the Presentation marks the end of the Epiphany season, also (since the 2018 lectionary) in the Evangelische Kirche in Deutschland (EKD). In the Catholic Church, especially since the time of Pope Gelasius I (492–496) who in the fifth century contributed to its expansion, the Feast of the Presentation is celebrated on 2 February. In the Church of England, the mother church of the Anglican Communion, the Presentation of Christ in the Temple is a Principal Feast celebrated either on 2 February or on the Sunday between 28 January and 3 February. In the Roman Rite of the Catholic Church, the Anglican Communion, and the Lutheran Church, the episode was also reflected in the once-prevalent custom of churching of women forty days after the birth of a child. The Feast of the Presesentation of the Lord is in the Roman Rite also attached to the World Day of Consecrated Life.
Presentation–abstraction–control (PAC) is a software architectural pattern. It is an interaction-oriented software architecture, and is somewhat similar to model–view–controller (MVC) in that it separates an interactive system into three types of components responsible for specific aspects of the application's functionality. The abstraction component retrieves and processes the data, the presentation component formats the visual and audio presentation of data, and the control component handles things such as the flow of control and communication between the other two components. In contrast to MVC, PAC is used as a hierarchical structure of agents, each consisting of a triad of presentation, abstraction and control parts. The agents (or triads) communicate with each other only through the control part of each triad. It also differs from MVC in that within each triad, it completely insulates the presentation (view in MVC) and the abstraction (model in MVC). This provides the option to separately multithread the model and view which can give the user experience of very short program start times, as the user interface (presentation) can be shown before the abstraction has fully initialized.
Before the 1921 destruction of Tulsa’s Greenwood District, Black residents had created a remarkable center of business and community life. The district included stores, professional offices, entertainment venues and homes owned by Black citizens. Understanding Greenwood means learning what was built—not only what was burned.
MORE →Brown v. Board of Education in 1954.