Complex sentence: Although various theorists and academics were involved in the development of the organizational life cycle model, Mason Haire is commonly identified as one of the pioneers of this concept Smith, K., Mitchell, T. and Summer, C. (1985).
Split into simpler sentences: Although various theorists and academics were involved in the development of the organizational life cycle model, Mason Haire is commonly identified as one of the pioneers of this concept. He was amid the initial few, Smith, K., Mitchell, T. and Summer, C. (1985).