M. Abe and N. Yamada, Postural coordination patterns associated with the swinging frequency of arms, Exp. Brain Res, vol.139, pp.120-125, 2001.

R. Bakeman, Recommended e ect size statistics for repeated measures designs, Behav. Res. Methods, vol.37, pp.379-384, 2005.

R. Balasubramaniam, M. A. Riley, and M. T. Turvey, Specificity of postural sway to the demands of a precision task, Gait Posture, vol.11, pp.12-24, 2000.

B. G. Bardy, Postural coordination dynamics in standing humans, Coordination Dynamics: Issues and Trends, pp.103-121, 2004.

B. G. Bardy, L. Marin, T. A. Sto-regen, and R. J. Bootsma, Postural coordination modes considered as emergent phenomena, J. Exp. Psychol. Hum. Percept. Perform, vol.25, pp.1284-1301, 1999.

B. G. Bardy, O. Oullier, R. J. Bootsma, and T. A. Sto-regen, Dynamics of human postural transitions, J. Exp. Psychol. Hum. Percept. Perform, vol.28, pp.499-514, 2002.
URL : https://hal.archives-ouvertes.fr/hal-01441373

V. Bonnet, S. Ramdani, P. Fraisse, N. Ramdani, J. Lagarde et al., A structurally optimal control model for predicting and analyzing human postural coordination, J. Biomech, vol.44, pp.2123-2128, 2011.
URL : https://hal.archives-ouvertes.fr/lirmm-00609097

C. Coey, M. Varlet, R. C. Schmidt, and M. J. Richardson, E ects of movement stability and congruency on the emergence of spontaneous interpersonal coordination, Exp. Brain Res, vol.211, pp.483-493, 2011.

J. Cohen, Statistical Power Analysis for the Behavioral Sciences, 1988.

H. Coolican, Research Methods and Statistics in Psychology, 2009.

M. Duarte, W. Harvey, and V. M. Zatsiorsky, Stabilographic analysis of unconstrained standing, Ergonomics, vol.43, pp.1824-1839, 2000.

M. Duarte and V. M. Zatsiorsky, Patterns of center of pressure migration during prolonged unconstrained standing, Mot. Control, vol.3, pp.12-27, 1999.

P. Ekman and W. V. Friesen, Nonverbal leakage and clues to deception, Psychiatry, vol.32, pp.88-106, 1969.

M. Ferry, V. Cahouët, M. , and L. , Postural coordination modes and transition: dynamical explanations, Exp. Brain Res, vol.180, pp.49-57, 2007.
URL : https://hal.archives-ouvertes.fr/hal-00280929

A. Forner-cordero, O. Levin, Y. Li, and S. P. Swinnen, Posture control and complex arm coordination: analysis of multijoint coordinative movements and stability of stance, J. Mot. Behav, vol.39, pp.215-226, 2007.

S. Goldin-meadow, The role of gesture in communication and thinking, Trends Cogn. Sci, vol.3, pp.419-429, 1999.

M. Gueugnon, R. N. Salesse, A. Coste, Z. Zhao, B. G. Bardy et al., The acquisition of socio-motor improvisation in the mirror game, Hum. Mov. Sci, vol.46, pp.117-128, 2016.

Y. Hart, L. Noy, R. Feniger-schaal, A. E. Mayo, A. et al., Individuality and togetherness in joint improvised motion, PLoS ONE, vol.9, p.87213, 2014.

M. J. Hove and J. L. Risen, It's all in the timing: interpersonal synchrony increases a liation, Soc. Cogn, vol.27, pp.949-960, 2009.

R. W. Isenhower, M. J. Richardson, C. Carello, R. M. Baron, and K. L. Marsh, A ording cooperation: embodied constraints, dynamics, and action-scaled invariance in joint lifting, Psychon. Bull. Rev, vol.17, pp.342-347, 2010.

J. Issartel, T. Bardainne, P. Gaillot, M. , and L. , The relevance of the cross-wavelet transform in the analysis of human interaction -a tutorial, Front. Psychol, vol.5, p.1566, 2015.
URL : https://hal.archives-ouvertes.fr/hal-02432769

J. Issartel, L. Marin, P. Gaillot, T. Bardainne, and M. Cadopi, A practical guide to time-frequency analysis in the study of human motor behavior: the contribution of wavelet transform, J. Mot. Behav, vol.38, pp.139-159, 2006.

J. A. Kelso, Dynamic Patterns: The Self-Organization of Brain and Behavior, 1995.

R. M. Krauss, Y. S. Chen, and P. Chawla, Nonverbal behavior and nonverbal communication: what do conversational hand gestures tell us?, Adv. Exp. Soc. Psychol, vol.28, pp.389-450, 1996.

M. Lafrance, Posture mirroring and rapport, Interaction Rhythms: Periodicity in Communicative Behavior, pp.279-298, 1982.

W. A. Lee, A control systems framework for understanding normal and abnormal posture, Am. J. Occup. Ther, vol.43, pp.291-301, 1989.

L. Marin, B. G. Bardy, B. Baumberger, M. Flückiger, and T. A. Sto-regen, Interaction between task demands and surface properties in the control of goaloriented stance, Hum. Mov. Sci, vol.18, pp.31-47, 1999.

S. Nachmanovitch, Free Play: Improvisation in Life and Art, 1990.

K. M. Newell, R. E. Van-emmerik, D. Lee, and R. L. Sprague, On postural stability and variability, Gait Posture, vol.1, issue.93, p.90050, 1993.

L. Noy, U. Alon, and J. Friedman, Corrective jitter motion shows similar individual frequencies for the arm and the finger, Exp. Brain Res, vol.233, pp.1307-1320, 2015.

L. Noy, E. Dekel, A. , and U. , The mirror game as a paradigm for studying the dynamics of two people improvising motion together, Proc. Natl. Acad. Sci. U.S.A, vol.108, pp.20947-20952, 2011.

V. C. Ramenzoni, T. J. Davis, M. A. Riley, K. Shockley, and A. A. Baker, Joint action in a cooperative precision task: nested processes of intrapersonal and interpersonal coordination, Exp. Brain Res, vol.211, pp.447-457, 2011.

V. C. Ramenzoni, M. A. Riley, K. Shockley, and A. A. Baker, Interpersonal and intrapersonal coordinative modes for joint and single task performance, Hum. Mov. Sci, vol.31, pp.1253-1267, 2012.

M. J. Richardson, K. L. Marsh, R. W. Isenhower, J. R. Goodman, and R. C. Schmidt, Rocking together: dynamics of intentional and unintentional interpersonal coordination, Hum. Mov. Sci, vol.26, pp.867-891, 2007.

M. J. Richardson, K. L. Marsh, and R. C. Schmidt, E ects of visual and verbal interaction on unintentional interpersonal coordination, J. Exp. Psychol. Hum. Percept. Perform, vol.31, pp.62-79, 2005.

R. Sawyer, Creating Conversations: Improvisation in Everyday Discourse, 2001.

R. C. Schmidt, L. Nie, A. Franco, and M. J. Richardson, Bodily synchronization underlying joke telling, Front. Hum. Neurosci, vol.8, p.633, 2014.

R. C. Schmidt and B. Brien, Evaluating the dynamics of unintended interpersonal coordination, Ecol. Psychol, vol.9, pp.189-206, 1997.

R. C. Schmidt and M. J. Richardson, Dynamics of interpersonal coordination, Coordination: Neural, Behavioral and Social Dynamics, pp.281-308, 2008.

R. C. Schmidt, M. J. Richardson, C. Arsenault, and B. Galantucci, Visual tracking and entrainment to an environmental rhythm, J. Exp. Psychol. Hum. Percept. Perform, vol.33, pp.860-870, 2007.

K. Shockley, D. C. Richardson, and R. Dale, Conversation and coordinative structures, Top. Cogn. Sci, vol.1, pp.305-319, 2009.

P. Slowinski, C. Zhai, F. Alderisio, R. N. Salesse, M. Gueugnon et al., Dynamic similarity promotes interpersonal coordination in joint action, J. R. Soc. Interface, vol.13, 2016.

G. Sofianidis, M. T. Elliott, A. M. Wing, and V. Hatzitaki, Interaction between interpersonal and postural coordination during frequency scaled rhythmic sway: The role of dance expertise, Gait Posture, vol.41, pp.209-216, 2015.

T. A. Sto-regen, F. C. Chen, M. Varlet, C. Alcantara, and B. G. Bardy, Getting your sea legs, PLoS ONE, vol.8, p.66949, 2013.

T. A. Sto-regen and G. E. Riccio, An ecological theory of orientation and the vestibular system, Psychol. Rev, vol.95, pp.3-14, 1988.

T. A. Sto-regen, L. J. Smart, B. G. Bardy, and R. J. Pagulayan, Postural stabilization of looking, J. Exp. Psychol. Hum. Percept. Perform, vol.25, pp.1641-1658, 1999.

T. A. Sto-regen, S. Villard, C. Kim, K. Ito, and B. G. Bardy, Coupling of head and body movement with motion of the audible environment, J. Exp. Psychol. Hum. Percept. Perform, vol.35, pp.1221-1231, 2009.

C. Torrence and G. P. Compo, A practical guide to wavelet analysis, Bull. Am. Meteorol. Soc, vol.79, pp.61-78, 1998.

M. Varlet, L. Marin, J. Lagarde, and B. G. Bardy, Social postural coordination, J. Exp. Psychol. Hum. Percept. Perform, vol.37, pp.473-483, 2011.

M. Varlet, T. A. Sto-regen, F. C. Chen, C. Alcantara, L. Marin et al., Just the sight of you: postural e ects of interpersonal visual contact at sea, J. Exp. Psychol. Hum. Percept. Perform, vol.40, pp.2310-2318, 2014.

S. S. Wiltermuth and C. Heath, Synchrony and cooperation, Psychol. Sci, vol.20, pp.1-5, 2009.

L. Wing and J. Gould, Severe impairments of social interaction and associated abnormalities in children: epidemiology and classification, J. Autism Dev. Disord, vol.9, pp.11-29, 1979.

Y. Zhang, T. Kiemel, and J. Jeka, The influence of sensory information on two-component coordination during quiet stance, Gait Posture, vol.26, pp.263-271, 2007.