@article{PlessnerSchweizerBrandetal.2009, author = {Plessner, Henning and Schweizer, Geoffrey and Brand, Ralf and O'Hare, David}, title = {A multiple-cue learning approach as the basis for understanding and improving soccer referees' decision making}, isbn = {978-0-444-53356-2}, year = {2009}, language = {en} } @article{SchweizerPlessnerKahlertetal.2011, author = {Schweizer, Geoffrey and Plessner, Henning and Kahlert, Daniela and Brand, Ralf}, title = {A Video-Based training method for improving soccer referees' intuitive decision-making skills}, series = {Journal of applied sport psychology}, volume = {23}, journal = {Journal of applied sport psychology}, number = {4}, publisher = {Routledge, Taylor \& Francis Group}, address = {Abingdon}, issn = {1041-3200}, doi = {10.1080/10413200.2011.555346}, pages = {429 -- 442}, year = {2011}, abstract = {We present a video-based online training-tool (SET, for Schiedsrichter-Entscheidungs-Training, in German) for improving soccer referees' decisions. We assume that referees' decision-making in contact situations mainly relies on intuitive processing. For improving intuitive decisions, feedback on the correctness of decisions is essential; explanations are not required (Hogarth, 2008). Referees participating in SET watch videos, make decisions, and receive feedback. Evidence of the training's effectiveness was obtained in two experiments with soccer players and expert referees. Immediate feedback on the correctness of decisions without further explanations was sufficient for increasing decision accuracy. Results illustrate that SET is a promising tool for complementing referees' training.}, language = {en} } @article{BrandSchweizerPlessner2009, author = {Brand, Ralf and Schweizer, Geoffrey and Plessner, Henning}, title = {Conceptual considerations about the development of a decision-making training method for expert soccer referees}, isbn = {978-1-60692-390-0}, year = {2009}, language = {en} } @article{SchweizerPlessnerBrand2013, author = {Schweizer, Geoffrey and Plessner, Henning and Brand, Ralf}, title = {Establishing standards for Basketball Elite Referees' decisions}, series = {Journal of applied sport psychology}, volume = {25}, journal = {Journal of applied sport psychology}, number = {3}, publisher = {Routledge, Taylor \& Francis Group}, address = {Abingdon}, issn = {1041-3200}, doi = {10.1080/10413200.2012.741090}, pages = {370 -- 375}, year = {2013}, abstract = {Basketball referees' decisions in ambiguous situations are supposed to adhere to common standards. We propose that standards can be established by video training-programs. Thirty-three German elite basketball referees participated in an online experiment. Feedback during a learning phase influenced decisions (foul vs. no call) in a subsequent test phase. These results provide a starting point for further investigations into establishing standards for referees. They suggest that establishing standards for referees' decisions in ambiguous situations may be a worthwhile approach for improving the quality of referees' decisions.}, language = {en} } @article{LabudekSchweizerRothetal.2019, author = {Labudek, Sarah and Schweizer, Geoffrey and Roth, Anika and Pizzera, Alexandra and Plessner, Henning and Brand, Ralf}, title = {REFS-D}, series = {Zeitschrift f{\"u}r Sportpsychologie}, volume = {26}, journal = {Zeitschrift f{\"u}r Sportpsychologie}, number = {1}, publisher = {Hogrefe}, address = {G{\"o}ttingen}, issn = {1612-5010}, doi = {10.1026/1612-5010/a000256}, pages = {15 -- 24}, year = {2019}, abstract = {Ziel des vorliegenden Artikels ist die teststatistische {\"U}berpr{\"u}fung und Validierung einer deutschsprachigen Version der Referee Self-Efficacy Scale (REFS). Die REFS erfasst im englischsprachigen Original die Selbstwirksamkeit von Schiedsrichterinnen und Schiedsrichtern mit den Subskalen Wissen {\"u}ber das Spiel, Entscheidungsfindung, Druck und Kommunikation. Die Items wurden mit Hilfe der {\"U}bersetzung-R{\"u}ck{\"u}bersetzung ins Deutsche {\"u}bertragen. Die Struktur und die psychometrischen Eigenschaften der deutschen Items wurden anhand einer Stichprobe aus 265 deutschsprachigen Fußballschiedsrichterinnen und -schiedsrichtern {\"u}berpr{\"u}ft. Da die im englischsprachigen Original vorgeschlagene Skalenzuordnung der REFS nach der {\"U}bersetzung ins Deutsche nicht replizierbar war, wurden Items mit mangelhaften Skaleneigenschaften aus der deutschsprachigen REFS-Version (REFS-D) ausgeschlossen. Das Resultat der Analysen ist eine Skala mit acht Items, die sich drei Subskalen, Spielumsetzung, Druck und Kommunikation, zuordnen lassen. Die REFS-D weist zufriedenstellende interne Konsistenzen und signifikante mittelhohe Korrelationen mit allgemeiner Selbstwirksamkeit auf. Trotz einiger Einschr{\"a}nkungen stellt die REFS-D als {\"o}konomische Skala einen Ansatzpunkt f{\"u}r zuk{\"u}nftige Forschung dar.}, language = {de} } @article{SchweizerPlessnerBrand2010, author = {Schweizer, Geoffrey and Plessner, Henning and Brand, Ralf}, title = {Studying experts' intuitive decision making online using video stimuli}, isbn = {978-1-8487-2019-0}, year = {2010}, language = {en} } @inproceedings{SchweizerPlessnerBrand2012, author = {Schweizer, Geoffrey and Plessner, Henning and Brand, Ralf}, title = {Towards an integrated perspective in officiating research-Establishing standards for basketball elite referees' decisions}, series = {Journal of sport \& exercise psychology}, volume = {34}, booktitle = {Journal of sport \& exercise psychology}, publisher = {Human Kinetics Publ.}, address = {Champaign}, issn = {0895-2779}, pages = {S19 -- S19}, year = {2012}, language = {en} }