Constantinos Hadjichristidis

Lecturer in Management Decision Making - Management Division

Email:
coh@lubs.leeds.ac.uk
Categories:
Academic, Management, Staff, Centre for Decision Research (CDR), Research Centres, Divisions
Profile

Qualifications

PhD in Cognitive Psychology, University of Durham
BA in Psychology, University of Colorado at Boulder

Experience

2004 to-date Lecturer, Leeds University Business School
2003-2004 Lecturer, University of Plymouth
2002-2003 ESRC Research Fellow, University of Plymouth
2001-2002 Military Service (Navy), Greece
2000-2001 ESRC Research Fellow, University of Durham
1997 Part-time Lecturer, University of Northumbria

Research

My research focuses on how people reason, judge and decide. Current projects include: the impact of foreign language on moral choice; the impact of foreign language on risk and benefit perception; the impact of foreign language on sustainability; the role of categories in moral judgment; the role of categories in probability judgment; aging effects in moral judgment.

Publications

Journal publications

Geipel, J., Hadjichristidis, C., & Klesse, A-K. (2018). Barriers to sustainable consumption attenuated by foreign language use. Nature Sustainability 1, 31-33. doi:10.1038/s41893-017-0005-9

Margoni, F., Geipel, J., Hadjichristidis, C., & Surian, L. (2017). Moral judgment in old age: Evidence for an intent-to-outcome shift. Experimental Psychology.

Hadjichristidis, C., Geipel, J. & Surian, L. (2017): Breaking magic: Foreign language suppresses superstition. The Quarterly Journal of Experimental Psychology. Advanced online publication. doi: 10.1080/17470218.2017.1371780 

Hadjichristidis, C., Geipel, J., & Surian, L. (2016). How foreign language affects decisions: Rethinking the brain-drain model. Journal of International Business Studies. Advanced online publication. doi: 10.1057/s41267-016-0040-1. 

Geipel, J., Hadjichristidis, C., & Surian, L. (2016). Foreign language affects the contribution of intentions and outcomes to moral judgment. Cognition, 154, 34-39. doi:10.1016/j.cognition.2016.05.010.  

Geipel, J., Hadjichristidis, C., & Surian, L. (2015). How foreign language shapes moral judgment. Journal of Experimental Social Psychology, 59, 8-17. doi:10.1016/j.jesp.2015.02.001. 

Hadjichristidis, C., Geipel, J., & Savadori, L. (2015). The effect of foreign language in judgments of risk and benefit: The role of affect. Journal of Experimental Psychology: Applied, 21(2), 117-129. doi:10.1037/xap0000044. 

Bonini, N., Graffeo, M., Hadjichristidis, C., & Perrotta, V. (2015). The effects of incidental scents in the evaluation of environmental goods: The role of congruity. Psych Journal, 4(2), 66-73. doi:10.1002/pchj.76.  

Geipel, J., Hadjichristidis, C., & Surian, L. (2015). The foreign language effect on moral judgment: The role of emotions and norms. Plos ONE, 10(7)

Graffeo, M., Ritov, I., Bonini, N., & Hadjichristidis, C. (2015). To make people save energy tell them what others do but also who they are: A preliminary study. Frontiers in Psychology, 6

Hadjichristidis, C., Sloman, S. A., Over, D. E. (2014). Categorical induction from uncertain premises: Jeffrey's doesn't completely rule. Thinking & Reasoning, 20(4), p. 405-431. doi: 10.1080/13546783.2014.884510.  

Pighin, S., Bonini, N., Savadori, L., Hadjichristidis, C., & Schena, F. (2014). Loss aversion and hypoxia: Less loss aversion in oxygen-depleted environment. Stress: The International Journal on the Biology of Stress, 17(2), 204-210. doi:10.3109/10253890.2014.891103.  

Hadjichristidis, C., Summers, B., & Thomas, K. (2014). Unpacking estimates of task duration: The role of typicality and temporality. Journal of Experimental Social Psychology, 51, p. 45-50. doi: 10.1016/j.jesp.2013.10.009. 

Pighin, S., Bonini, N., Savadori, L., Hadjichristidis, C., Antonetti, T., & Schena, F. (2012). Decision making under hypoxia: Oxygen depletion increases risk seeking for losses but not for gains. Judgment and Decision Making, 7(4), 472-477. 

Bonini, N., Hadjichristidis, C., Mazzocco, K., Demattè, M. L., Zampini, M., Sbarbati, A., & Magon, S. (2011). Pecunia olet: The role of incidental disgust in the ultimatum game. Emotion, 11(4), 965-969. doi:10.1037/a0022820.  

Over, D. E., & Hadjichristidis, C. (2009). Uncertain premises and Jeffrey's rule. Behavioral and Brain Sciences, 32(1), 97-98. doi:10.1017/S0140525X09000430.  

Bonini, N.,  Hadjichristidis, C., & Graffeo, M. (2009). La decisione intuitiva del manager (pubblico e privato). Sistemi Intelligenti, 21(1), p. 59-78.  

Hadjichristidis, C., Handley, S. J., Sloman, S. A., St. B. T. Evans, J., Over, D. E., & Stevenson, R. J. (2007). Iffy beliefs: Conditional thinking and belief change. Memory & Cognition, 35(8), 2052-2059. doi:10.3758/BF03192937.  

Evans, J. T., Handley, S. J., Hadjichristidis, C., Thompson, V., Over, D. E., & Bennett, S. (2007). On the basis of belief in causal and diagnostic conditionals. The Quarterly Journal of Experimental Psychology, 60(5), 635-643. doi:10.1080/17470210601100274. 

Over, D. E., Hadjichristidis, C., Evans, J. T., Handley, S. J., & Sloman, S. A. (2007). The probability of causal conditionals. Cognitive Psychology, 54(1), 62-97. doi:10.1016/j.cogpsych.2006.05.002. 

Sloman, S., Rottenstreich, Y., Wisniewski, E., Hadjichristidis, C., & Fox, C. R. (2004). Typical Versus Atypical Unpacking and Superadditive Probability Judgment. Journal of Experimental Psychology: Learning, Memory, and Cognition, 30(3), 573-582. doi:10.1037/0278-7393.30.3.573.  

Over, D. E., Manktelow, K. & Hadjichristidis, C. (2004). Conditions for the acceptance of deontic conditionals. Canadian Journal of Experimental Psychology, 58(2), p. 96-105. doi: 10.1037/h0085800.  

Hadjichristidis, C., Sloman, S., Stevenson, R., & Over, D. (2004). Feature Centrality and Property Induction. Cognitive Science, 28(1), 45-74. 

Conference presentations (2014-on)

Margoni, F., Geipel, J., Surian, L., & Hadjichristidis, C. (2017, March). Does an intent-to-outcome shift occur in the moral judgment of elderly people? Poster presented at the International Convention of Psychological Science, Vienna, Austria. 

Hadjichristidis, C., Pillai, K. G., & Burman, B. (2016, October). Spending predictions: The effects of unpacking based on typicality. Paper presented at the 2016 Conference of the Association for Consumer Research, Berlin, Germany. 

Geipel, J., Hadjichristidis, C., Klesse, A.-K. (2016, August), Foreign language promotes the consumption of sustainable but aversive products. Paper presented at the 15th TIBER Symposium on Psychology and Economics, Tilburg, The Netherlands. 

Hadjichristidis, C., Pillai, K. G., & Burman, B. (2016, May). Effects of Unpacking in Spending Predictions: The Role of Typicality. Talk at the 44th AMS (Academy of Marketing Science) Annual Conference, Lake Buena Vista, Florida. 

Geipel, J., Hadjichristidis, C., & Surian, L. (2016, July). Foreign language influences the relative contribution of intentions and outcomes to moral judgment. Paper presented at the first meeting of the Society for the Advancement of Judgment, Palma, Spain. 

Geipel, J., Hadjichristidis, C., & Klesse, A.-K. (2016, July). Foreign language promotes consumption of aversive innovative products. Paper presented at the first meeting of the Society for the Advancement of Judgment, Palma, Spain. 

Klesse, A.-K., Geipel, J., & Hadjichristidis, C. (2016, May). Preference expression modalities native vs. foreign languages. The way we express our decisions influences our judgment and decision making. 10th Triennial Invitational Choice Symposium, Lake Louise, AB, Canada.   

McNair, S., Okan, Y., Hadjichristidis, C., & Bruine de Bruin, W. (2015, August). Hearts over heads? Age-related differences in moral decision making. Paper presented at the 25th Subjective Probability, Utility, and Decision Making Conference, Budapest, Hungary.  

Geipel, J., Hadjichristidis, C., & Surian, L. (2015, August). Foreign language and moral thought. Talk at the 25th conference of the European Society for Decision Making, Budapest, Hungary. 

Hadjichristidis, C., Geipel, J., & Savadori, L. (2015, August). The foreign language effect in judgments of risk and benefit: The role of affect. Talk at the 25th conference of the European Society for Decision Making, Budapest, Hungary. 

Geipel, J., Hadjichristidis, C., Savadori, L., & Surian, L. (2015, May). The use of a foreign language makes hazards appear less risky and more beneficial. Talk at the meeting of at the 27th Annual Convention of the American Association for Psychological Science, New York, USA.  

Geipel, J., Hadjichristidis, C., & Surian, L. (2015, March). Thinking in a foreign language shapes moral judgment. Poster session presented at the inaugural International Convention of Psychological Science, Amsterdam, Netherlands. 

Geipel, J., Hadjichristidis, C., & Surian, L. (2014, November). How thinking in a foreign language influences moral judgment. Talk at the meeting of the American Society of Judgment and Decision Making, Long Beach, CA, USA.  

Hadjichristidis, C., Geipel, J., & Savadori, L. (2014, November). The effect of foreign language on risk and benefit judgments. Poster session presented at the meeting of the American Society of Judgment and Decision Making, Long Beach, CA, USA. 

Summers, B., & Hadjichristidis C. (2014, November). Beyond reminding and salience explanations in support theory: Evidence for nonmonotonic aggregation. Poster session presented at the meeting of the American Society of Judgment and Decision Making, Long Beach, CA, USA.  

McNair, S., Okan, Y., Hadjichristidis, C., & Bruine de Bruin, W. (2014, November). Hearts over heads? Age –related differences in moral judgment. Poster session presented at the meeting of the American Society of Judgment and Decision Making, Long Beach, CA, USA.  

Geipel, J., Hadjichristidis, C., & Surian, L. (2014, May). Moral judgment: Foreign language promotes utilitarian judgments. Poster session presented at the 26th meeting of the Association for Psychological Science, San Francisco, CA, USA.  

External Visibility / Press

Our work on how communicating information in a foreign versus the native language can influence moral judgment has received media attention (for direct links see here http://www.sciencedirect.com/science/article/pii/S0022103115000104, and here http://www.sciencedirect.com/science/article/pii/S0010027716301251). Here are some examples: 

Moralapostel? Nur in der Muttersprache! Süddeutsche Zeitung (Germany), August 2015

The morality of language. Blog Ethics (France), June 2015 

Deeds less despicable in a foreign language. The Times (UK), April 2015 

Taboos might be OK in translation. The Boston Globe (U.S.), March 2015 

Notre jugement moral varie quand nous changeons de langue. Le Monde (France), September 2016 

How Morality Changes in a Foreign Language. Scientific American (U.S.), September 2016 

Piensa en otro idioma y acertarás: Tomar decisiones en una lengua distinta de la materna lleva a conclusiones más reflexivas. El País (Spain), September 2016  

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