References
- Atzil, S., Gao, W., Fradkin, I., & Barrett, L. F. (2018). Growing a social brain. Nature Human Behaviour, 2(9), 624–636. doi:https://doi.org/10.1038/s41562-018-0384-6
- Boniface, D., & Graham, P. (1979). The three-year-old and his attachment to a special soft object. Journal of Child Psychology and Psychiatry, 20(3), 217–224. doi:https://doi.org/10.1111/j.1469-7610.1979.tb00505.x
- Bowlby, J. (1982). Attachment and loss (Vol. I, 2nd ed.). New York, NY: Basic Books.
- Busch, F., Nagera, H., McKnight, J., & Pezzarossi, G. (1973). Primary transitional objects. Journal of the American Academy of Child Psychiatry, 12(2), 193–214. doi:https://doi.org/10.1016/S0002-7138(09)61229-2
- Davis, J. T. M., & Hines, M. (2020). How large are gender differences in toy preferences? A systematic review and meta-analysis of toy preference research. Archives of Sexual Behavior, 49(2), 373–394. doi:https://doi.org/10.1007/s10508-019-01624-7
- Ekecrantz, L., & Rudhe, L. (1972). Transitional phenomena: Frequency, forms and functions of specially loved objects. Acta Psychiatrica Scandinavica, 48(3), 261–273. doi:https://doi.org/10.1111/j.1600-0447.1972.tb04367.x
- Endoh, T. (1990). An examination into transitional object origins: Transitional object and maternal care. The Japanese Journal of Developmental Psychology, 1(1), 59–69. (in Japanese with English abstract).
- Endoh, T. (1991). Stress within mother-infant interactions as a determinant of the occurrence of infant’s attachment to a transitional object. The Japanese Journal of Educational Psychology, 39(3), 243–252. (in Japanese with English abstract). doi:https://doi.org/10.5926/jjep1953.39.3_243
- Fairhurst, M. T., Löken, L., & Grossmann, T. (2014). Physiological and behavioral responses reveal 9-month-old infants’ sensitivity to pleasant touch. Psychological Science, 25(5), 1124–1131. doi:https://doi.org/10.1177/0956797614527114
- Gaddini, R. (1975). The concept of transitional object. Journal of the American Academy of Child Psychiatry, 14(4), 731–736. doi:https://doi.org/10.1016/S0002-7138(09)61469-2
- Gaddini, R., & Gaddini, E. (1970). Transitional objects and the process of individuation: A study in three different social groups. Journal of the American Academy of Child Psychiatry, 9(2), 347–365. doi:https://doi.org/10.1016/S0002-7138(09)61842-2
- Garrison, W., & Earls, F. (1982). Attachment to a special object at the age of three years: Behavior and temperament characteristics. Child Psychiatry and Human Development, 12(3), 131–141. doi:https://doi.org/10.1007/BF00706066
- Gleason, T. R. (2002). Social provisions of real and imaginary relationships in early childhood. Developmental Psychology, 38(6), 979–992. doi:https://doi.org/10.1037/0012-1649.38.6.979
- Gleason, T. R., & Hohmann, L. M. (2006). Concepts of real and imaginary friendships in early childhood. Social Development, 15(1), 128–144. doi:https://doi.org/10.1111/j.1467-9507.2006.00333.x
- Gleason, T. R., Sebanc, A. M., & Hartup, W. W. (2000). Imaginary companions of preschool children. Developmental Psychology, 36(4), 419–428. doi:https://doi.org/10.1037/0012-1649.36.4.419
- Green, P., & MacLeod, C. J. (2016). SIMR: An R package for power analysis of generalized linear mixed models by simulation. Methods in Ecology and Evolution, 7(4), 493–498. doi:https://doi.org/10.1111/2041-210X.12504
- Groeneveld, M. G., Vermeer, H. J., Linting, M., Noppe, G., van Rossum, E. F., & van Ijzendoorn, M. H. (2013). Children’s hair cortisol as a biomarker of stress at school entry. Stress, 16(6), 711–715. doi:https://doi.org/10.3109/10253890.2013.817553
- Harlow, H. F., & Zimmermann, R. R. (1959). Affectional response in the infant monkey: Orphaned baby monkeys develop a strong and persistent attachment to inanimate surrogate mothers. Science, 130(3373), 421–432. doi:https://doi.org/10.1126/science.130.3373.421
- Hobara, M. (2003). Prevalence of transitional objects in young children in Tokyo and New York. Infant Mental Health Journal, 24(2), 174–191. doi:https://doi.org/10.1002/imhj.10046
- Hong, K. M. (1978). The transitional phenomena: A theoretical integration. The Psychoanalytic Study of the Child, 33, 47–79. doi:https://doi.org/10.1080/00797308.1978.11822972
- Hong, K. M., & Townes, B. D. (1976). Infants’ attachment to inanimate objects: A cross-cultural study. Journal of the American Academy of Child Psychiatry, 15(1), 49–61. doi:https://doi.org/10.1016/S0002-7138(09)62260-3
- Horton, P. C., & Gewirtz, H. (1988). Acquisition and termination of first solacing objects in males, females, and in a clinic and nonclinic population: Implications for psychological immunity. In P. C. Horton, H. Gewirtz, & K. J. Kreutter (Eds.), The solace paradigm: An eclectic search for psychological immunity (pp. 159–183). Madison, CT: International Universities Press.
- Lehman, E. B., Holtz, B. A., & Aikey, K. L. (1995). Temperament and self-soothing behavior in children: Object attachment, thumbsucking, and pacifier use. Early Education & Development, 6(1), 53–72. doi:https://doi.org/10.1207/s15566935eed0601_4
- Litt, C. J. (1981). Children’s attachment to transitional objects: A study of two pediatric populations. American Journal of Orthopsychiatry, 51(1), 131–139. doi:https://doi.org/10.1111/j.1939-0025.1981.tb01355.x
- Litt, C. J. (1986). Theories of transitional object attachment: An overview. International Journal of Behavioral Development, 9, 383–399. doi:https://doi.org/10.1177/016502548600900308
- Mahalski, P. A. (1983). The incidence of attachment objects and oral habits at bedtime in two longitudinal samples of children aged 1.5–7 years. Journal of Child Psychology and Psychiatry, 24(2), 283–295. doi:https://doi.org/10.1111/j.1469-7610.1983.tb00576.x
- Mileva-Seitz, V. R., Bakermans-Kranenburg, M. J., Battaini, C., & Luijk, M. P. C. M. (2017). Parent-child bed-sharing: The good, the bad, and the burden of evidence. Sleep Medicine Reviews, 32, 4–27. doi:https://doi.org/10.1016/j.smrv.2016.03.003
- Moriguchi, Y., & Todo, N. (2018). Prevalence of imaginary companions in children: A meta-analysis. Merrill-Palmer Quarterly, 64(4), 459–482. doi:https://doi.org/10.13110/merrpalmquar1982.64.4.0459
- Moriguchi, Y., & Todo, N. (2019). Prevalence of imaginary companions in Japanese children. International Journal of Psychology, 54(2), 269–276. doi:https://doi.org/10.1002/ijop.12446
- Newson, J., & Newson, E. (1968). Four years old in an urban community. London: George Allen & Unwin Ltd.
- Passman, R. H. (1976). Arousal reducing properties of attachment objects: Testing the functional limits of the security blanket relative to the mother. Developmental Psychology, 12(5), 468–469. doi:https://doi.org/10.1037/0012-1649.12.5.468
- Passman, R. H., & Adams, R. E. (1982). Preferences for mothers and security blankets and their effectiveness as reinforcers for young children’s behaviors. Journal of Child Psychology and Psychiatry, 23(3), 223–236. doi:https://doi.org/10.1111/j.1469-7610.1982.tb00069.x
- Passman, R. H., & Weisberg, P. (1975). Mothers and blankets as agents for promoting play and exploration by young children in a novel environment: The effects of social and nonsocial attachment objects. Developmental Psychology, 11(2), 170–177. doi:https://doi.org/10.1037/h0076464
- Sherman, M., Hertzig, M. E., Austrian, R., & Shapiro, T. (1981). Treasured objects in school-aged children. Pediatrics, 68(3), 379–386. Retrieved from http://www.ncbi.nlm.nih.gov/entrez/query.fcgi?cmd=Retrieve&db=PubMed&dopt=Citation&list_uids=7279464
- Singer, D. G., & Singer, J. L. (1990). The house of make-believe: Children’s play and the developing imagination. Cambridge, MA: Harvard University Press.
- Stevenson, O. (1954). The first treasured possession: A study of the part played by specially loved objects and toys in the lives of certain children. The Psychoanalytic Study of the Child, 9, 199–217. doi:https://doi.org/10.1080/00797308.1954.11822538
- Tahiroglu, D., & Taylor, M. (2019). Anthropomorphism, social understanding, and imaginary companions. British Journal of Developmental Psychology, 37(2), 284–299. doi:https://doi.org/10.1111/bjdp.12272
- Taylor, M. (1999). Imaginary companions and the children who create them. New York, NY: Oxford University Press.
- Taylor, M. (2013). Imagination. In P. D. Zelazo (Ed.), The Oxford handbook of developmental psychology (Vol. 1, pp. 790–831). New York, NY: Oxford University Press. doi:https://doi.org/10.1093/oxfordhb/9780199958450.013.0028
- Tomita, S. (2007). A study on transitional objects and thumb sucking in early childhood. Journal of Chugokugakuen, 6, 127–138. (written in Japanese).
- Uvnäs-Moberg, K., Handlin, L., & Petersson, M. (2015). Self-soothing behaviors with particular reference to oxytocin release induced by non-noxious sensory stimulation. Frontiers in Psychology, 5, 1–16. doi:https://doi.org/10.3389/fpsyg.2014.01529
- Waytz, A., Klein, N., & Epley, N. (2013). Imagining other minds: Anthropomorphism is hair-triggered but not hare-brained. In M. Taylor (Ed.), The Oxford handbook of the development of imagination (pp. 272–287). New York, NY: Oxford University Press. doi:https://doi.org/10.1093/oxfordhb/9780195395761.013.0018
- Weisberg, P., & Russell, J. E. (1971). Proximity and interactional behavior of young children to their “security” blankets. Child Development, 42(5), 1575–1579. doi:https://doi.org/10.2307/1127923
- Winnicott, D. W. (1953). Transitional objects and transitional phenomena. Journal of Analytical Psychology, 34, 89–97.
- Yamaguchi, M., & Moriguchi, Y. (2020). Children demonstrate Selfishness in the presence of their personified objects. Imagination, Cognition and Personality, 40(1), 52–64. doi:https://doi.org/10.1177/0276236620901345
- Ybarra, G. J., Passman, R. H., & Eisenberg, C. S. (2000). The presence of security blankets or mothers (or both) affects distress during pediatric examinations. Journal of Consulting and Clinical Psychology, 68(2), 322–330. doi:https://doi.org/10.1037/0022-006X.68.2.322