28. Krikelas Model (everyday behavior) Information gathering Information giving Need-creating event/environment Needs (deferred) Needs (immediate) Source preference Internal External Memory Direct (structured) observations Direct (interper-sonal) Contact Recorded (literature) Personal files
35. A plot of word frequency in Wikipedia (November 27, 2006). x is rank of a word in the frequency table; y is the total number of the word’s occurrences. Most popular words are “the”, “of” and “and”, as expected.