Some quick delegation links to @steemstem account:
25HP
50HP
100HP
200HP
250HP
500HP
1000HP
10000HP
100000HP

The raw markdown code for this:

[25HP](https://hivesigner.com/sign/delegateVestingShares?delegatee=steemstem&vesting_shares=25.000%20HP)
[50HP](https://hivesigner.com/sign/delegateVestingShares?delegatee=steemstem&vesting_shares=50.000%20HP)
[100HP](https://hivesigner.com/sign/delegateVestingShares?delegatee=steemstem&vesting_shares=100.000%20HP)
[200HP](https://hivesigner.com/sign/delegateVestingShares?delegatee=steemstem&vesting_shares=200.000%20HP)
[250HP](https://hivesigner.com/sign/delegateVestingShares?delegatee=steemstem&vesting_shares=250.000%20HP)
[500HP](https://hivesigner.com/sign/delegateVestingShares?delegatee=steemstem&vesting_shares=500.000%20HP)
[1000HP](https://hivesigner.com/sign/delegateVestingShares?delegatee=steemstem&vesting_shares=1000.000%20HP)
[10000HP](https://hivesigner.com/sign/delegateVestingShares?delegatee=steemstem&vesting_shares=10000.000%20HP)
[100000HP](https://hivesigner.com/sign/delegateVestingShares?delegatee=steemstem&vesting_shares=100000.000%20HP)

Feel free to use the above piece or modify it in your STEM articles.