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The study had greater ecological validity than the original study, and the finding was that partners that were similar in terms of physical attractiveness expressed the most liking for each other – a finding that supports the matching hypothesis. [6]
[6] [7] [8] Quizlet's blog, written mostly by Andrew in the earlier days of the company, claims it had reached 50,000 registered users in 252 days online. [9] In the following two years, Quizlet reached its 1,000,000th registered user. [10] Until 2011, Quizlet shared staff and financial resources with the Collectors Weekly website. [11]
The concept of "reciprocal altruism", as introduced by Trivers, suggests that altruism, defined as an act of helping another individual while incurring some cost for this act, could have evolved since it might be beneficial to incur this cost if there is a chance of being in a reverse situation where the individual who was helped before may perform an altruistic act towards the individual who ...
We'd come to see the Gottmans because the pair has spent the last 20 years refining a science-based method to build a beautiful love partnership yourself. They reveal it over a two-day, $750-per-pair workshop called "The Art and Science of Love." “It turns out Tolstoy was wrong," John told the crowd in an opening lecture.
Social exchange theory and Rusbult's investment model show that relationship satisfaction is based on three factors: rewards, costs, and comparison levels (Miller, 2012). [70] Rewards refer to any aspects of the partner or relationship that are positive. Conversely, costs are the negative or unpleasant aspects of the partner or their relationship.
Those who have a body mass index (BMI, or the measurement of fat based on height and weight) between 25 and 30 are considered overweight, while those with a BMI over 30 are considered to have obesity.
The term ergonomics (from the Greek ἔργον, meaning "work", and νόμος, meaning "natural law") first entered the modern lexicon when Polish scientist Wojciech Jastrzębowski used the word in his 1857 article Rys ergonomji czyli nauki o pracy, opartej na prawdach poczerpniętych z Nauki Przyrody (The Outline of Ergonomics; i.e. Science of Work, Based on the Truths Taken from the ...
A paper rejecting statistics of the European Foundation for the Improvement of Living and Working Conditions as "the main source of tendentious polemics on women’s unfair burden and gender inequality", states that the idea of a double burden is a myth and concludes instead that "on average, women and men across Europe do the same total number ...