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June 12, 1883: Identity Vs. Role Confusion
Marie (15) graduated from secondary school with a gold medal. The crisis in this stage revolves around experimenting with different roles, beliefs, values, and goals. Success in these endeavors allows adolescents to form a sense of self-identity versus unresolved conflict in this stage, which leads to role confusion. Marie's achievement in secondary school instilled a sense of confidence in her regarding her education and passion for learning. -
December 26, 1898: Intimacy Vs. Isolation
Marie (31) and Pierre (39) Curie announced their joint discovery of radium. The crisis of this stage is between forming close emotional relationships by sharing oneself versus not being committed or having unstable relationships due to a lack of personal identity. Marie and Pierre demonstrated success in this stage through their strong bond and collective discoveries of new chemical elements. -
April 19,1906: Generativity vs Stagnation
Marie (46) created the first mobile radiology unit for transporting X-ray equipment to the frontlines of the battlefield during World War I. The crisis during this stage is between making valuable contributions to society and the development of others versus a failure to be involved, which leads to feelings of being disconnected and unproductive. Marie's contributions during this time of her life were highly valuable and led to the lives of many soldiers being saved.