Learning by observing: a systematic exploration of modulatory factors and the impact of observationally induced placebo and nocebo effects on treatment outcomes by Helena Klauß, Angelika Kunkel, Diana Müßgens, Jan Haaker, Ulrike Bingel

“…Future research should investigate which individuals would benefit most from OL and how OL can be implemented most effectively to induce placebo and avoid nocebo effects in clinical settings.Systematic review registrationThis work was preregistered at the Center for Open Science as open-ended registration (doi: 10.17605/OSF.IO/FVHKE). …”
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Advocating for reproducibility by Harrison Dekker, Amy Riegelman

“…As evidence of the movement, several initiatives exist to support research reproducibility infrastructure and data preservation efforts: • Center for Open Science (COS) / Open Science Framework (OSF)[i] • Berkeley Initiative for Transparency in the Social Sciences (BITSS)[ii] • CUrating for REproducibility (CURE)[iii] • Project Tier[iv] • Data Curation Network[v] • UK Reproducibility Network[vi] While many new initiatives have launched in recent years, prior to the now commonly used phrase “reproducibility crisis” and Ioannidis publishing the essay, “Why Most Published Research Findings are False,” we know that the data services community was supporting reproducibility in a variety of ways (e.g., data management, data preservation, metadata standards) in wellestablished consortiums such as Inter-university Consortium for Political and Social Research (ICPSR) (Ioannidis, 2005). …”
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Data from Investigating Variation in Replicability: A “Many Labs” Replication Project by Richard A. Klein, Kate A Ratliff, Michelangelo Vianello, Reginald B Adams Jr., Stĕpán Bahník, Michael J Bernstein, Konrad Bocian, Mark J Brandt, Beach Brooks, Claudia Chloe Brumbaugh, Zeynep Cemalcilar, Jesse Chandler, Winnee Cheong, William E Davis, Thierry Devos, Matthew Eisner, Natalia Frankowska, David Furrow, Elisa Maria Galliani, Fred Hasselman, Joshua A Hicks, James F Hovermale, S Jane Hunt, Jeffrey R Huntsinger, Hans IJzerman, Melissa-Sue John, Jennifer A Joy-Gaba, Heather Barry Kappes, Lacy E Krueger, Jamie Kurtz, Carmel A Levitan, Robyn K Mallett, Wendy L Morris, Anthony J Nelson, Jason A Nier, Grant Packard, Ronaldo Pilati, Abraham M Rutchick, Kathleen Schmidt, Jeanine L Skorinko, Robert Smith, Troy G Steiner, Justin Storbeck, Lyn M Van Swol, Donna Thompson, A E van’t Veer, Leigh Ann Vaughn, Marek Vranka, Aaron L Wichman, Julie A Woodzicka, Brian A Nosek

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Four simple recommendations to encourage best practices in research software [version 1; referees: 2 approved] by Rafael C. Jiménez, Mateusz Kuzak, Monther Alhamdoosh, Michelle Barker, Bérénice Batut, Mikael Borg, Salvador Capella-Gutierrez, Neil Chue Hong, Martin Cook, Manuel Corpas, Madison Flannery, Leyla Garcia, Josep Ll. Gelpí, Simon Gladman, Carole Goble, Montserrat González Ferreiro, Alejandra Gonzalez-Beltran, Philippa C. Griffin, Björn Grüning, Jonas Hagberg, Petr Holub, Rob Hooft, Jon Ison, Daniel S. Katz, Brane Leskošek, Federico López Gómez, Luis J. Oliveira, David Mellor, Rowland Mosbergen, Nicola Mulder, Yasset Perez-Riverol, Robert Pergl, Horst Pichler, Bernard Pope, Ferran Sanz, Maria V. Schneider, Victoria Stodden, Radosław Suchecki, Radka Svobodová Vařeková, Harry-Anton Talvik, Ilian Todorov, Andrew Treloar, Sonika Tyagi, Maarten van Gompel, Daniel Vaughan, Allegra Via, Xiaochuan Wang, Nathan S. Watson-Haigh, Steve Crouch

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Consensus-based guidance for conducting and reporting multi-analyst studies by Balazs Aczel, Barnabas Szaszi, Gustav Nilsonne, Olmo R van den Akker, Casper J Albers, Marcel ALM van Assen, Jojanneke A Bastiaansen, Daniel Benjamin, Udo Boehm, Rotem Botvinik-Nezer, Laura F Bringmann, Niko A Busch, Emmanuel Caruyer, Andrea M Cataldo, Nelson Cowan, Andrew Delios, Noah NN van Dongen, Chris Donkin, Johnny B van Doorn, Anna Dreber, Gilles Dutilh, Gary F Egan, Morton Ann Gernsbacher, Rink Hoekstra, Sabine Hoffmann, Felix Holzmeister, Juergen Huber, Magnus Johannesson, Kai J Jonas, Alexander T Kindel, Michael Kirchler, Yoram K Kunkels, D Stephen Lindsay, Jean-Francois Mangin, Dora Matzke, Marcus R Munafò, Ben R Newell, Brian A Nosek, Russell A Poldrack, Don van Ravenzwaaij, Jörg Rieskamp, Matthew J Salganik, Alexandra Sarafoglou, Tom Schonberg, Martin Schweinsberg, David Shanks, Raphael Silberzahn, Daniel J Simons, Barbara A Spellman, Samuel St-Jean, Jeffrey J Starns, Eric Luis Uhlmann, Jelte Wicherts, Eric-Jan Wagenmakers

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Remote monitoring for long-term physical health conditions: an evidence and gap map by Siân de Bell, Zhivko Zhelev, Naomi Shaw, Alison Bethel, Rob Anderson, Jo Thompson Coon

“…Methods A protocol for the evidence and gap map was registered on the OSF (Center for Open Science, Charlottesville, VA, USA) registry (https://doi.org/10.17605/OSF.IO/6Q7P4). …”
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