研究員，博士生導師。2003年畢業(yè)于中國協(xié)和醫科大學(xué)，獲得醫學(xué)博士學(xué)位。2003年9月至2005年10月于中科院心理研究所心理健康重點(diǎn)實(shí)驗室進(jìn)行博士后工作，從事情緒障礙相關(guān)腦電特點(diǎn)的研究。2005年10月至今于中科院心理研究所心理健康重點(diǎn)實(shí)驗室從事青少年心理健康研究。研究興趣在于，遺傳因素與環(huán)境因素是如何共同影響青少年心理健康的。其領(lǐng)導的研究小組在遺傳-環(huán)境交互作用方面的工作取得的多項成果獲得了國內外同行認可的成果。研究小組針對我國青少年心理發(fā)展問(wèn)題精心設計并組建了北京市青少年樣本庫（BeTwiSt）。
主持國家自然科學(xué)基金項目2項，作為子課題負責人參與中科院知識創(chuàng )新項目和國家自然科學(xué)基金重點(diǎn)項目培育項目等多項課題。曾參與《追尋記憶的痕跡》、《認知神經(jīng)科學(xué)教程》、《生理心理學(xué)》等多部學(xué)術(shù)專(zhuān)著(zhù)的翻譯或編纂。
Chen, J., Li, X., Natsuaki, M. N., Leve, L. D., Harold, G. T. (2014) Genetic and Environmental Influences on Depressive Symptoms in Chinese Adolescents. Behavior Genetics, (in press)
Chen, J., Li, X. (2014). Genetic and environmental etiologies of adolescent dysfunctional attitudes: A twin study. Twin Research and Human Genetics. (in press)
Chen, J., Li, X. (2013). Genetic and environmental influences on adolescent rumination and its association with depressive symptoms. Journal of Abnormal Child Psychology, 41, 1289-1298.
Chen, J., Li, X., McGue, M. (2013). The interacting effect of the BDNF Val66Met polymorphism and stressful life events on adolescent depression is not an artifact of gene-environment correlation: evidence from a longitudinal twin study. Journal of Child Psychology and Psychiatry, 54(10), 1066-1073.
Chen, J., Li, X., Zhang, J., Natsuaki, M. N., Leve, L. D., Harold, G. T., Chen, Z., Yang, X., Guo, F., Zhang, J., Ge, X. (2013). The Beijing twin study (BeTwiSt): a longitudinal study of child and adolescent development. Twin Research and Human Genetics, 16(1), 91-97.
Chen, J., Li, X., McGue, M. (2012) Interacting effect of BDNF Val66Met polymorphism and stressful life events on adolescent depression. Gene, Brain and Behaviors. 11: 958-965.
Chen, J., Li, X., Zhang, J., Natsuaki, M. N., Leve, L. D., Harold, G. T., Chen, Z., Yang, X., Guo, F., Zhang, J., Ge, X. (2012) The Beijing Twin Study (BeTwiSt): a longitudinal study of child and adolescent development. Twin Research and Human Genetics. 16(Special Issue 01): 91-97.
Li, X., McGue, M., Gottesman., I.I. (2012). Two sources of genetic liability to depression: interpreting the relationship between stress sensitivity and depression under a multifactorial polygenic model. Behavior genetics. 42(2), 268-277.
Chen, J., Li, X., Chen, Z., Yang, X., Zhang, J., Duan, Q., Ge, X. (2010). Optimization of zygosity determination by questionnaire and DNA genotyping in Chinese adolescent twins. Twin Research and Human Genetics. 13(2), 194-200.
Guo, F., Chen, Z., Li, X., Yang, X., & Ge, X.（2011）. Parenting Does Matter: the Relation between Nonshared Environment and Monozygotic Adolescent Twin Differences in Effortful Control. Social Behavior and Personality. 39(3), 299-308.
Liu, Z., Li, X., & Ge, X. (2009). Left Too Early: The Effects of Age at Separation From Parents on Chinese Rural Children's Symptoms of Anxiety and Depression. American Journal of Public Health. 99(11): 2049-2054.
Chen, Z., Guo, F., Yang, X., Li, X., Duan, Q., Zhang, J., & Ge, X., (2009). Emotional and behavioral effects of romantic relationships in Chinese adolescents. Journal of Youth and Adolescence. 38(10): 1282-1293.
Li, X., Wang, M., Poliakoff, E., Luo, Y-J. (2007). Attention to threat in high and low trait anxious individuals: A study using extremely threatening pictorial cues. Perceptual and Motor Skills, 104, 1097-1106.
Poliakoff, E., Miles, E., Li, X., & Blanchette, I. (2007). The effect of visual threat on exogenous spatial attention to touch. Cognition, 102, 405-414.
王素華,陳杰,李新影. (2013) 交往不良同伴對青少年自身問(wèn)題行為的影響：性別和年齡的調節作用. 中國臨床心理學(xué)雜志, 21(2), 281-284.
李夢(mèng)姣,陳杰,李新影. 非藥物成癮的遺傳學(xué)和神經(jīng)生物學(xué)機制研究評述. 心理科學(xué)進(jìn)展. 2012, 20(10): 1-10.
張俊先,陳杰,李新影. 5-HTTLPR與抑郁相關(guān)性的研究動(dòng)態(tài). 心理科學(xué). 2012, 35(1): 226-232.
張俊先,陳杰,李新影. 母親抑郁與青少年認知重評的關(guān)系：教養方式的中介作用. 中國臨床心理學(xué)雜志, 2011, 19(5): 690-691.
侯金芹,李新影,楊小冬,陳祉妍. 父母教養與外化行為關(guān)系的行為遺傳學(xué)研究. 中國臨床心理學(xué)雜志, 2010, 18(6): 742-744.
陳祉妍,楊小冬,李新影. 我國兒童青少年研究中的抑郁自評工具. 中國心理衛生雜志, 2007, 21(6)：389-392.
更多成果信息請見(jiàn)：http://ir.psych.ac.cn/lixy@psych.ac.cn