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  2. Earnings before interest, taxes, depreciation and amortization

    en.wikipedia.org/wiki/Earnings_before_interest...

    A company's earnings before interest, taxes, depreciation, and amortization (commonly abbreviated EBITDA, [1] pronounced / ˈ iː b ɪ t d ɑː,-b ə-, ˈ ɛ-/ [2]) is a measure of a company's profitability of the operating business only, thus before any effects of indebtedness, state-mandated payments, and costs required to maintain its asset base.

  3. Sleep debt - Wikipedia

    en.wikipedia.org/wiki/Sleep_debt

    Accumulated and continuous short-term sleep deficit has been shown to increase and intensify psychophysiological reactions in humans to emotional stimuli. [5] The amygdala plays a strong functional role in the expression of negative emotions such as fear, and, through its anatomical connections with the medial prefrontal cortex (mPFC), has an important function in the subjective suppression of ...

  4. Roger Ver - Wikipedia

    en.wikipedia.org/wiki/Roger_Ver

    Roger Keith Ver (born 27 January 1979 [1]) is an early investor in Bitcoin, Bitcoin-related startups and an early promoter of Bitcoin, and sometimes known as Bitcoin Jesus.

  5. Active learning - Wikipedia

    en.wikipedia.org/wiki/Active_learning

    Active learning is "a method of learning in which students are actively or experientially involved in the learning process and where there are different levels of active learning, depending on student involvement."

  6. SQL - Wikipedia

    en.wikipedia.org/wiki/SQL

    SQL was initially developed at IBM by Donald D. Chamberlin and Raymond F. Boyce after learning about the relational model from Edgar F. Codd [12] in the early 1970s. [13] This version, initially called SEQUEL (Structured English Query Language), was designed to manipulate and retrieve data stored in IBM's original quasirelational database management system, System R, which a group at IBM San ...

  7. Somatics - Wikipedia

    en.wikipedia.org/wiki/Somatics

    Mary Wigman, who studied with Rudolf von Laban, was among the choreographers whose body-centric innovations influenced the early development of somatics. [6]An early precursor of the somatic movement in Western culture was the 19th-century physical culture movement.