Ключевые слова: 50s, biotech, business, caucasian, chemist, clinical, doctor, empty nester, expert, father, health, healthcare, industry, innovation, job, lab, lab coat, laboratory, male, man, mature, medical, medicine, midlife, net, parent, person, pharmaceutical, pharmacist, pharmacy, portrait, professional, protective, research, safety glasses, science, scientist, smiling, technology, wisdom,