PPT-The partial reinforcement extinction effect (PREE)

Frode Svartdal University of Tromsø Oct 2013 Extinction Basics Extinction is defined in terms of a reinforcement process Extinction contingencies The stimulus S R or US is discontinued. Presented by Anna DiFelice and Megan Dern. Background. B. F. Skinner – “Father of Radical Behaviorism”. Skinner Box. Environment. Consequences. Reinforcers vs. Punishers. Extinction. Question: Does being superstitious require thinking, knowing, and reasoning?. ASTR 1420. Lecture. 9. Sections : 4.6, 6.4, 11.3. Mass Extinctions in the Earth History. Mass Extinctions. Check . http://en.wikipedia.org/wiki/Impact_event. http://en.wikipedia.org/wiki/Mass_extinction. The sixth . m. ass . e. xtinction. Objectives. Define . extinction.. Give examples of (1) past mass extinctions (2) and recent species . extinctions.. Compare current extinction rates with background extinction . EXTINCT is FOREVER!!. Non-human causes of extinction:. Volcanic events. Ocean temperature change. Sea level changes. Meteorites. Glaciations. Global climate change. Competition/predation. Human causes of extinction/loss of biodiversity - HIPPO. Objectives:. Define the terms . extinction. , . extirpation. and . mass extinction. .. Contrast background extinction rates and periods of mass extinction.. Evaluate the primary causes of biodiversity loss.. ASTR 1420. Lecture . 9. Sections : 4.6, 6.4, 11.3. Mass Extinctions in the Earth History. Mass extinction . (a.k.a. extinction event) : is a sharp decrease in the number of species in a relatively short period of time.. Remember. Operant conditioning extinction differs from classical conditioning extinction. During extinction, responding decreases to baseline levels for both classical and operant conditioning. BUT: Operantly conditioned behavior shows:. Peter Berck. Professor University of California, Berkeley. Visiting Professor, Ume. å Universitet. Marine Resource Destruction. We take it as given that policy should avoid causing very low populations of marine organisms.. Essential Questions. What is extinction?. Which species have become extinct in modern times? . What are the characteristics of past mass extinctions? . How do modern extinction rates compare with natural (background) rates?. Inclusive Education & Community Partnership. Kristin Hoefflin, MFT, BCBA. March 5, . 2014. Activity. How are Behaviors Established? . Behaviors serve a purpose (or function). When behaviors are reinforced, they increase. . Large . Interstellar Polarisation . Survey. Stefano . Bagnulo. , Nikolai . Voshchinnikov. , Nick Cox (PI). Dust extinction, emission & . polarisation. . in the diffuse ISM. Simultaneously . model :. Background vs. Mass Extinction. Background extinction. = species gradually and continuously go extinct, creating a turnover of species through time.. Background extinction and mass extinction. 0. 600. Behavior. Effects of Extinction Procedures. Response Recovery after Extinction. Enhancing Extinction Performance. “Paradoxical” Reward Effects in Extinction. Extinction Procedures. Classical Conditioning: . a New Predictive Equation for Resting Energy Expenditure . for Overweight and Obese Adolescents. Steve Haberkorn. 1* . and Madison Harrison. 1*. ,Cameron Severn. 2. , Laura Pyle. 3,4. , PhD, Yesenia Garcia Reyes.