Editorial
Editorial Introduction to the special issue
Sergio M. Pellis & Stephen M. Siviy
Pages: 1-3 | DOI: 10.1080/21594937.2020.1727716
Memories and Reflections on the State of Play
A personal perspective on the work of Jaak Panksepp
Stuart Brown
Pages: 4-8 | DOI: 10.1080/21594937.2020.1720148
Articles
How strain differences could help decipher the neurobiology of mammalian playfulness: what the less playful Fischer 344 rat can tell us about play
Stephen M. Siviy
Pages: 9-24 | DOI: 10.1080/21594937.2020.1721024
Playful genes: what do we know about the epigenetics of play behaviour?
Marissa Sgro & Richelle Mychasiuk
Pages: 25-38 | DOI: 10.1080/21594937.2020.1720139
Open Access
Treatment with low doses of nicotine but not alcohol affects social play reward in rats
E. J. Marijke Achterberg & Louk J. M. J. Vanderschuren
Pages: 39-57 | DOI: 10.1080/21594937.2020.1720121
Developmental origins of sex differences in the neural circuitry of play
Jonathan W. VanRyzin, Ashley E. Marquardt & Margaret M. McCarthy
Pages: 58-75 | DOI: 10.1080/21594937.2020.1723370
Male Long Evans rats reared with a Fischer-344 peer during the juvenile period show deficits in social competency: a role for play
Rachel Stark & Sergio M. Pellis
Pages: 76-91 | DOI: 10.1080/21594937.2020.1720142
What do you hear, what do you say? Ultrasonic calls as signals during play fighting in rats
Candace J. Burke, David R. Euston & Sergio M. Pellis
Pages: 92-107 | DOI: 10.1080/21594937.2020.1720126
Involvement of orexin/hypocretin in the expression of social play behaviour in juvenile rats
Christina J. Reppucci, Cassandra K. Gergely, Remco Bredewold & Alexa H. Veenema
Pages: 108-127 | DOI: 10.1080/21594937.2020.1720132
Building executive function in pre-school children through play: a curriculum
Lara A. Coelho, Alycia N. Amatto, Claudia L.R. Gonzalez & Robbin L. Gibb
Pages: 128-142 | DOI: 10.1080/21594937.2020.1720127
Open Access
The physiology of play: potential relevance for higher education
Maarten P. Koeners & Joseph Francis
Pages: 143-159 | DOI: 10.1080/21594937.2020.1720128
Yes, we need a neuroscience of play
Phillips Stevens Jr.
Pages: 160-169 | DOI: 10.1080/21594937.2020.1720147
Book Reviews
The science of parenting. Second edition
by Margot Sunderland, New York, Penguin Random House, 2016, 304 pp., $24.95CDN (paperback), ISBN 978-1-4654-2978-0
Robbin Gibb
Pages: 170-171 | DOI: 10.1080/21594937.2020.1731869
Inventing ourselves: the secret life of the teenage brain
by Sarah-Jayne Blakemore, New York, Public Affairs, 2018, $27.00, ISBN 9781610397315 (hardback)
Bryan Kolb
Pages: 171-173 | DOI: 10.1080/21594937.2020.1734409
