Appendix 1: Laputa output in experiment 1
Time: 1
Inquirer ‘John’ heard that not-p from inquirer ‘Mary’, lowering his/her trust in the source from 0.634 to 0.602.
This lowered his/her degree of belief in p from 0.90000 to 0.83863.
Inquirer ‘Mary’ heard that p from inquirer ‘John’, lowering his/her trust in the source from 0.634 to 0.602.
This raised his/her degree of belief in p from 0.10000 to 0.16137.
V-value = 0.500, V-value Δ = 0.
Time: 2
Inquirer ‘John’ heard that not-p from inquirer ‘Mary’, lowering his/her trust in the source from 0.602 to 0.577.
This lowered his/her degree of belief in p from 0.83863 to 0.77487.
Inquirer ‘Mary’ heard that p from inquirer ‘John’, lowering his/her trust in the source from 0.602 to 0.577.
This raised his/her degree of belief in p from 0.16137 to 0.22513.
V-value = 0.500, V-value Δ = 0.
Time: 3
Inquirer ‘John’ heard that not-p from inquirer ‘Mary’, lowering his/her trust in the source from 0.577 to 0.557.
This lowered his/her degree of belief in p from 0.77487 to 0.71657.
Inquirer ‘Mary’ heard that p from inquirer ‘John’, lowering his/her trust in the source from 0.577 to 0.557.
This raised his/her degree of belief in p from 0.22513 to 0.28343.
V-value = 0.500, V-value Δ = 0.
Time: 4
Inquirer ‘John’ heard that not-p from inquirer ‘Mary’, lowering his/her trust in the source from 0.557 to 0.543.
This lowered his/her degree of belief in p from 0.71657 to 0.66746.
Inquirer ‘Mary’ heard that p from inquirer ‘John’, lowering his/her trust in the source from 0.557 to 0.543.
This raised his/her degree of belief in p from 0.28343 to 0.33254.
V-value = 0.500, V-value Δ = 0.
Time: 5
(Silence)
V-value = 0.500, V-value Δ = 0.
Time: 6
(Silence)
V-value = 0.500, V-value Δ = 0.
Appendix 2: Laputa output in experiment 2
Time: 1
Inquirer ‘John’ received the result that p from inquiry, raising his/her expected trust in it from 0.634 to 0.655.
Inquirer ‘John’ heard that not-p from inquirer ‘Mary’, lowering his/her expected trust in the source from 0.634 to 0.602.
This did not affect his/her degree of belief in p.
Inquirer ‘Mary’ received the result that p from inquiry, lowering his/her expected trust in it from 0.634 to 0.602.
Inquirer ‘Mary’ heard that p from inquirer ‘John’, lowering his/her expected trust in the source from 0.634 to 0.602.
This raised his/her degree of belief in p from 0.10000 to 0.24993.
V-value = 0.574, V-value Δ = 0.074.
Time: 2
Inquirer ‘John’ received the result that not-p from inquiry, lowering his/her expected trust in it from 0.655 to 0.624.
Inquirer ‘John’ heard that not-p from inquirer ‘Mary’, lowering his/her expected trust in the source from 0.602 to 0.571.
This lowered his/her degree of belief in p from 0.90000 to 0.75854.
Inquirer ‘Mary’ received the result that not-p from inquiry, raising his/her expected trust in it from 0.602 to 0.616.
Inquirer ‘Mary’ heard that p from inquirer ‘John’, lowering his/her expected trust in the source from 0.602 to 0.584.
This lowered his/her degree of belief in p from 0.24993 to 0.24993.
V-value = 0.504, V-value Δ = 0.004.
Time: 3
Inquirer ‘John’ received the result that p from inquiry, raising his/her expected trust in it from 0.624 to 0.637.
Inquirer ‘John’ heard that not-p from inquirer ‘Mary’, lowering his/her expected trust in the source from 0.571 to 0.554.
This raised his/her degree of belief in p from 0.75854 to 0.79622.
Inquirer ‘Mary’ received the result that p from inquiry, lowering his/her expected trust in it from 0.616 to 0.599.
Inquirer ‘Mary’ heard that p from inquirer ‘John’, lowering his/her expected trust in the source from 0.584 to 0.566.
This raised his/her degree of belief in p from 0.24993 to 0.42859.
V-value = 0.612405, V-value Δ = 0.1124.
Time: 4
Inquirer ‘John’ received the result that p from inquiry, raising his/her expected trust in it from 0.637 to 0.652.
This raised his/her degree of belief in p from 0.79622 to 0.90426.
Inquirer ‘Mary’ received the result that p from inquiry, lowering his/her expected trust in it from 0.599 to 0.594.
Inquirer ‘Mary’ heard that p from inquirer ‘John’, lowering his/her expected trust in the source from 0.566 to 0.562.
This raised his/her degree of belief in p from 0.42859 to 0.59362.
V-value = 0.74894, V-value Δ = 0.24894.
Time: 530
Inquirer ‘John’ received the result that p from inquiry, raising his/her expected trust in it from 0.812 to 0.813.
Inquirer ‘John’ heard that p from inquirer ‘Mary’, raising his/her expected trust in the source from 0.981 to 0.981.
This did not affect his/her degree of belief in p.
Inquirer ‘Mary’ received the result that p from inquiry, raising his/her expected trust in it from 0.794 to 0.795.
Inquirer ‘Mary’ heard that p from inquirer ‘John’, raising his/her expected trust in the source from 0.981 to 0.981.
This did not affect his/her degree of belief in p.
V-value = 0.981, V-value Δ = 0.481.