teaching and research in scil 101: science and decision
TRANSCRIPT
University of Nebraska - LincolnDigitalCommons@University of Nebraska - Lincoln
DBER Speaker Series Discipline-Based Education Research Group
10-6-2016
Teaching and research in SCIL 101: Science andDecision-making for a Complex WorldJenny DauerUniversity of Nebraska-Lincoln, [email protected]
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Dauer, Jenny, "Teaching and research in SCIL 101: Science and Decision-making for a Complex World" (2016). DBER Speaker Series.103.http://digitalcommons.unl.edu/dberspeakers/103
Abstract for DBER Group Discussion on 2016-10-06
Authors and Affiliations:
Jenny Dauer
Assistant Professor
School of Natural Resources
University of Nebraska-Lincoln
Title
Teaching and research in SCIL 101: Science and Decision-making for a Complex World
Abstract
SCIL 101 “Science and decision-making for a complex world” is the new introductory core class for all of
the students in CASNR. The learning objectives are targeted toward developing students’ science literacy
skills. The course will be described, as well as findings from on-going science literacy research that
investigates indicators of formal and informal decision-making in the course.
Teaching and research in SCIL 101: Science and Decision-making for a
Complex World JennyDauer
AssistantProfessorinScienceLiteracySchoolofNaturalResources
Science Literacy is…
• Morethatjustbasicknowledgeofsciencefacts.• UnderstandingscienAficprocessesandpracAces.• Familiaritywithhowscienceandscien2stswork.• Acapacitytoweighandevaluateproductsofscience.• Anabilitytoengageincivicdecisions.
NRC(2016)ScienceLiteracyConcepts,Contexts&Consequences
Science-informed decision-making
Theneedtoemphasizedecision-makingaspartofscienceeducaAonhaslongbeennotedbythescienAficcommunity,aswellasbyscienceeducatorsthemselves
Aikenhead,1985;Kolstø,2006;Millar&Osborne,1998;Zeidler,Sadler,Simmons,&Howes,2005
Role of Science EducaEon
• Whatdoes“scienceeducaAontoimprovestudentdecision-making”looklike?
• TradiAonalview–teachstudentsciencecontentknowledgeandtheywillmakebeberdecisions
Lack of relaEonship between science knowledge and decision-making
Kollmus&Agyeman,2002
How do people form aItudes and opinions that drive decision-making? • PrivilegingknowledgeintheopinionformingprocessisoverlysimplisAc.• IndividualfactorsotherthanknowledgecanhaveasignificantinfluenceonaetudestowardsSSIs
NRC(2016)ScienceLiteracyConcepts,Contexts&Consequences…theygoontohighlightthreethings:Mediause,valuepredisposiAon,trust
CreaEng a course around decision-making as a pracEce
Scienceliteracy
SocioscienAficissuesineducaAon
Decisionsciences
Drawingontheory&literaturefrom:
Challenges for students and decision-making • ValuessomeAmesdominatestudents’thinkingattheexpenseofseekingaddiAonalscienAficinformaAonthatwouldclarifydifferentchoices(Grace&Ratcliffe2002,Sadler2004,Hong&Change2004)
• Theabilitytoexplicitlyweightradeoffsseemstobedifficultforstudentsingeneral,andmaybeduetothedifficultyofprioriAzingconflicAngvalues(Grace2009,Eggert&Bogeholz2009,Jimenez-Aleixandre2002,Kolsto2006,Seethaler&Linn2004)
• Studentsstruggletointegrateknowledgegainedinsciencewithreal-worldproblems.(Kolsto2006,2001)
Two types of decision-making Informaldecision-making• Usedtomakethousandsofdecisionsonadailybasis
• UsesemoAve,intuiAveandcogniAvereasoning
• DoesnotnoAceuncertainty• SubjecttocogniAvebiases• Basedon“valuejudgments”
Formaldecision-making• Mostimportanttousewithchallenging,ill-structuredproblems
• Usesdeliberate,raAonalandefforpulreasoning
• NoAcesuncertainty• ToolsareusedtoreducecogniAvebiases
• BasedonopAmizingasuiteofvalues
Arvaietal2004;Hammondetal1999;Kahneman,2011;Gregoryetal2012;Covibetal2013
Dauer,Lute,Strakainpress
What is a GOOD decision?
1. Demonstratesunderstandingoftechnical&scienAficinformaAon
2. EffecAvelyusesadecisionsupporttooltoreducecogniAvebiases
3. Thedecision-makermakeschoicesthataddresstheirprioriAzedvalues,objecAvesandconcerns
Wilson&Arvai2006;NRC,2005
Flagship course required by all majors in the College of Ag Sci & Natural Resources
~550studentsperyear
Mostcommonmajors:Hospitality,Restaurant&TourismManagement17%AnimalScience12%Pre-VeterinaryMedicine12%AgriculturalBusiness7%ForensicScience7%Fisheries&Wildlife5%
(theremaining40%comprises28othermajors)
SCIL101:ScienceandDecision-makingfora
ComplexWorld
Science Literacy Learning Goals
Dauer&Forbes,2016SECEIJ
Formaldecision-making
MediaLiteracy
Systemsthinking
Socioscien2ficissues
Structure of SCIL 101 Eachacademicyear:• 600students• 5lecturesecAons(acAvelearningstrategies,peerlearning)• 5otherfacultyinstructors• 10-14GraduatestudentLearningAssistants
Fast and Slow Thinking Frame in SCIL 101
Fastthinkinghasitsplace&importance,butwhenit’sreallyimportantthatwedon’tmakeamistake–slowthinkingisbeGer.
Framework for Decision-Making 1. Definetheissue
2. Criteria:WhatareyouobjecAves/values?HowwillyouevaluatepotenAalsoluAons?
3. Op2ons:WhataretheopAons?
4. Informa2on:WhataddiAonalinformaAondoyouneedtohelpyoumakethedecision?WhatisthescienAficevidenceinvolved?
5. Analysis:DiscusseachopAonweighedagainstthecriteria.
6. Choice:WhichopAondoyouchoose?
7. Review:Whatdoyouthinkofthedecisionyouhavemade?Howcouldyouimprovethewayyoumadethedecision?
Ratcliffe,1997;Grace,2009;Hammondetal.1999
Step 4: InformaEon & Step 5: Analysis of opEons and value trade-offs
Learning Tasks in SCIL 101 Summa2veAssessments• EvaluaAngrelevancy,accuracy,reliabilityandbiasinpopularnewsarAcles&dissecAngpeer-reviewedarAcles.
• IngroupsseekingscienAficinformaAontoevaluatetheconsequencesofeachopAon.
• Asindividuals,weighingthecriteriatorepresentpersonalvalues,thenworkingthroughall7decision-makingstepsandcomingtoafinaldecision.
Finalgroupproject
Fore
achofth
e4SSIs
Research in SCIL 101
1. Howdoesthecourseimpactstudents’abilitytoseek,evaluateandapplyscienAficinformaAontodecision-making?
2. DostudentseffecAvelyuseadecision-makingtool(thesevensteps)?
3. Whatarebarriersforstudentsinexaminingvalue-tradeoffsamongopAonsforsolvingtheproblem?
4. Whatistheimpactofthecourseingeneral?(socioscienAficreasoning,civicengagement,aetudesofcollaboraAvelearning,medialiteracyetc.)
Some findings to report…
BiofuelsasaSocioscien2ficIssueTounderstandbiofuelsdecisions:StudentsneedspecificscienAficknowledgeaboutmaberandenergyinprocesseslikephotosynthesis,cellularrespiraAonandcombusAonthatareowenchallenging.Studentsneedtoweighandleverageeconomic,environmentalandsocialvaluesalongwithscienAficinformaAontonavigatedecisionaboutbiofueltechnology
Biofuels Research QuesEons/Goals
1. Howdostudents’valuesplayaroleintheirthinkingaboutbiofuels?
2. Describestudentthinkingaboutbiofuels3. DocumenthowSCIL101influencedthequalityof
students’personalreasoningabouttheirposiAononbiofuels
Daueretal.inpress
Transfer task
Unstructuredpre-testdecision
Fall2015
Unstructuredpost-testdecision
Structureddecision-
makingusing7steps
Data CollecEon & Analysis UnstructuredPreandPostopinionsonbiofuels
“Ourcultureisenergyhungry!Arela4velynewwaytosolveourenergyneedsistousebiofuels.Biofuelsarefuelsmadefromlivingorrecentlylivingorganisms.Therearemanysourcesofbiofuelsthatcreateethanolordiesel.Acommonlyusedbiofueliscornethanol.Currently,approximately40%ofthecorngrownintheU.S.isusedtocreateethanolfuel.Cornethanolisaboosttoruralfarmers,isadomes4csourceofenergyandsomeevidencesuggestsitmayreducecarbondioxideemissionsintotheatmosphere.Somepeoplepointtoproblemswithcornethanolincluding“foodvs.fuel,”sustainability,deforesta4on,andwaterresources.
1)Whatdoyouthinkshouldbedoneaboutthisproblem?Shouldweburncornethanolforenergy?
2)Whyshouldwedoit/notdoit?”
Daueretal.inpress
Data CollecEon Value-Belief-Norm(VBN)TheoryCausalchainthatmovesfromrelaAvelystable,centralelementsofvalues,tobeliefsandpersonalnormsandthentobehavior.
Stern,2000
Data CollecEon
ValueOrientaAonsurvey• altruisAc,biospheric,egoisAc
• 12items• 8-pointscale(-1=“opposedtomyvalues,”1=“notimportant”to7=“extremelyimportant”)
• tostatementssuchas“controloverothers,dominance”(egoisAc)“equalopportunityforall”(altruisAc)and“protecAngnaturalresources”(biospheric)
• Students’likertscaleselecAonstothe12statementswereaveragedacrossallstatementswithineachofthe3valueorientaAons,“Bio-Ego”variablecreated
The“Bio-Ego”valueorientaAonscorethatwecalculatedpredictpre-surveyposiAon(p<0.001)butnotpost-surveyposiAon(p>0.05)
Circlesincludesamplesizeandmean“Bio-Ego”valueorientaAoninitalics.
OliviaStrakaUCAREstudent
Daueretal.inpress
Indicators of formal and informal decision-making? ValueorientaAonsaremorelikelytopredictstudents’stanceswhenstudentsareengagingininformalreasoning(i.e.whenstudentswereusinga“value-heurisAc”tomakeadecision)
Stern,2000
Indicators of formal and informal decision-making? • StudentpracAceusingformaldecision-makingpracAceswasintendedtoreducecogniAvebiasesandaidrecogniAonofmulAplerelevantvalues,consequences,andtradeoffs.• AporAonofstudentsinthecoursechangedtheirstanceonbiofuelsinadirecAonthatwaslesspredictablebasedonvalueorientaAon,whichmaybeanindicaAonthattheywerelesslikelytomakeaquick,heurisAc-basedjudgmentaboutwhatweshoulddoaboutcornethanolbytheendoftheclass.
QualitaEve analysis of student jusEficaEons for their posiEon Attheendofthecoursestudentsweremorelikelytodiscussseveralthemes:1) usinganalternaAvetechnologyorbiofuel
feedstockbeyondcornethanol(5Amesmorelikely)
2) thefoodversusfueldebate(3Amesmorelikely)3) Concernaboutnaturalresources(water,soil)
depleAon(2Amesmorelikely)
The“Bio-Ego”valueorientaAonscorethatwecalculatedpredictpre-surveychoice(p<0.05)butnotpost-surveyposiAon(p>0.05)
Circlesincludesamplesizeandmean“Bio-Ego”valueorientaAoninitalics.
AshleyAlredMSstudent
Indicators of formal decision-making in mountain lion issue • Again,valueorientaAonswerepredicAveofstudentdecisionsatthebeginningoftheclass,butnotattheendoftheclass• Studentsmayhavebeendoingmorenuanced,logicalformaldecision-makingattheendofthecoursethatrepresentedmulAplevalues
Research Conclusions
• WefindsomeindicaAonsthatstudentsmaybeexaminingvalue-tradeoffs(formaldecision-making)bytheendofthecourse.• Moreworkisneedtounderstandtheefficacyofathesevenstepsfordecision-makinginstudentsscienceliteracyskills,andhowtobebersupportstudents’applicaAonofscienAficinfotoproblemsolving.• Moreworkisneededontheimpactofthecourseingeneral.
SCIL 101 • WehopethecoursecanbeamodelforanewapproachtotheroleofscienceeducaAoninscienceliteracy• OverallposiAveresponsefromthestudents• Openforyourfeedback–Tu/Thin107HardinHall
Acknowledgements • CollegeofAgriculturalSciencesandNaturalResources• InsAtuteforAgricultureandNaturalResourcesScienceLiteracyIniAaAvehbp://casnr.unl.edu/grow-eat-learn• UndergraduateCreaAveAcAvityandResearchProgramatUNLResearchCoryForbesAshleyAlredMcKinziePetersonDianeLallyCitlallyJiminezOliviaStrakaMichelleLuteJaimeSabelTinaVo
InstructorsCoryForbesDennisFerarroThomasPowersLizVanWormerBrandiSigmon
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