Laurence's Walks
Writer/speaker/guide/historian. Engineering & London inventors, scientists, medics & spies. 'Unknown' hero(in)es, a speciality. Volunteer @Ri_Science @theRSAorg
632 followers
Lens Rankings
Culture and Political Economy
| #555 | 0.000251 | Works in Progress |
| #870 | 0.000181 | Progress Studies |
| #1103 | 0.000111 | The Long Now Foundation |
| #2564 | 0.000022 | Effective Altruism |