Some easy to read reviews on thin films and ideal glass for people getting started in this Q measuring game.

1. M. D. Ediger, in PNAS  (2014), pp. 11232–11233.

2. A. J. Leggett and D. C. Vural, arXiv cond-mat.dis-nn, arXiv:1310.3387 (2013).

3. L. Berthier and M. D. Ediger, arXiv cond-mat.mtrl-sci, 40 (2015). Phys. Today.

4. G. Parisi and F. Sciortino, Nature Materials 12, 94 (2013).

5. S. Singh, M. D. Ediger, and J. J. de Pablo, Nature Materials 12, 139 (2013).