Statistics, epidemiology and research design

Michael F Costello, Robert J Norman, Luk Rombauts, Cynthia M Farquhar, Lisa Bedson, Marlene Kong, Clare V Boothroyd, Rebecca Kerner, Rhonda M Garad, Trudy Loos, Madeline Flanagan, Ben W Mol, Aya Mousa, Daniela Romualdi, Baris Ata, Ernesto Bosch, Samuel Santos‐Ribeiro, Ksenija Gersak, Roy Homburg, Nathalie Le Clef, Mina Mincheva, Terhi Piltonen, Sara Somers, Sesh K Sunkara, Harold Verhoeve and Helena J Teede, For the Australian NHMRC Centre for Research Excellence in Reproductive Life UI Guideline Network and the ESHRE guideline group for unexplained infertility

Stefan C Kane, Renuka Shanmugalingam and Amanda Henry

Cheryl Carcel, Amy Vassallo, Laura Hallam, Janani Shanthosh, Kelly Thompson, Lily Halliday, Jacek Anderst, Anthony KJ Smith, Briar L McKenzie, Christy E Newman, Keziah Bennett‐Brook, Zoe Wainer, Mark Woodward, Robyn Norton and Louise Chappell

David C Whiteman, Rachel E Neale, Peter Baade, Catherine M Olsen and Nirmala Pandeya

Johannes Schwabe, Gillian E Caughey, Steve L Wesselingh, Craig Whitehead, Renuka Visvanathan, Keith Evans and Maria C Inacio

Winnie Chen, Martin Howell, Alan Cass, Gillian Gorham and Kirsten Howard

Valentina Costantino, Quentin Grafton, Tom Kompas, Long Chu, Damian Honeyman, Adriana Notaras and C Raina MacIntyre

Jeremy L Millar

Courtney Ryder, Sadia Hossain, Leanne Howard, Julia Severin and Rebecca Ivers

Megan O'Moore, Belinda Jones, Megan Hickie, Catherine Glover, Lucy Deng, Yuanfei Huang, Michael Dymock, Evelyn Tay, Julie A Marsh and Nicholas Wood

Qingwei Luo, Deanne Jenkin, Marianne F Weber, Julia Steinberg, Kate White, Adam Irving, Hannah Rillstone, Anna Kelly, Karen Canfell and Eleonora Feletto

Samantha P Chakraborty, Alex Collie, Rebecca Hodder, Suman S Majumdar, Kim Sutherland, Bernie Towler, Joshua Vogel, Andrew Wilson, Luke Wolfenden, Sally Green and Tari Turner

Oneil G Bhalala, Jane Thompson, Rosie Watson and Nawaf Yassi

Zoe Baldwin, Linda Hueston, April Roberts‐Witteveen, Priscilla Stanley, Meru Sheel, Noni Winkler, Archana Koirala, Kristine Macartney, Jennifer Case, Kirsty Hope and Keira M Glasgow

Madeleine J Marsland, Tilda N Thomson, Helen M O'Brien, Elizabeth Peach, Jody Bellette, Nicole Humphreys, Clare‐Anne McKeon, William Cross, Michael A Moso, Mitchell Batty, Suellen Nicholson, Theo Karapanagiotidis, Chuan Kok Lim, Deborah A Williamson, Noni Winkler, Archana Koirala, Kristine Macartney, Anna Glynn‐Robinson, Tony Stewart, Corinna Minko, Kathryn J Snow, Jim Black and N Deborah Friedman

Alex Collie and Luke Sheehan

Loai Albarqouni, Hannah Greenwood, Caroline Dowsett and Paul P Glasziou

Duong T Tran, Michael O Falster, Jim Pearse, Deniza Mazevska, Patrick McElduff, Sallie Pearson, Kees C Gool, Jane Hall and Louisa Jorm

Suzanne Nielsen and Ting Xia

Mulu Woldegiorgis, Gemma Cadby, Sera Ngeh, Rosemary J Korda, Paul K Armstrong, Jelena Maticevic, Paul Knight, Andrew Jardine, Lauren E Bloomfield and Paul V Effler

Paul J Beggs, Stefan Trueck, Martina K Linnenluecke, Hilary Bambrick, Anthony G Capon, Ivan C Hanigan, Nicolas Borchers Arriagada, Troy J Cross, Sharon Friel, Donna Green, Maddie Heenan, Ollie Jay, Harry Kennard, Arunima Malik, Celia McMichael, Mark Stevenson, Sotiris Vardoulakis, Tran N Dang, Gail Garvey, Raymond Lovett, Veronica Matthews, Dung Phung, Alistair J Woodward, Marina B Romanello and Ying Zhang

Alicia R Jones, Danielle Currie, Cindy Peng, Peter R Ebeling, Jackie R Center, Gustavo Duque, Sean Lybrand, Greg Lyubomirsky, Rebecca J Mitchell, Sallie Pearson, Markus J Seibel and Jo‐An Occhipinti

Lin Zhu, Andrew Hayen, Bianca Blanch, Nathan Engstrom, Jenny A Doust, Christopher Semsarian and Katy JL Bell

Leonie Segal and Emmanuel S Gnanamanickam

Ben Mathews